<Tr> <Td> Sex ratio </Td> <Td> per 1000 males </Td> <Td> 943 females </Td> </Tr> <Tr> <Td> Child sex ratio (0--6 age group) </Td> <Td> per 1000 males </Td> <Td> 919 </Td> </Tr> <P> The population of India as per 2011 census was 1,210,193,422 . India added 181.5 million to its population since 2001, slightly lower than the population of Brazil . India, with 2.4% of the world's surface area, accounts for 17.5% of its population . Uttar Pradesh is the most populous state with roughly 200 million people . Over half the population resided in the six most populous states of Uttar Pradesh, Maharashtra, Bihar, West Bengal, Andhra Pradesh and Madhya Pradesh . Of the 121 crore Indians, 83.3 crore (68.84%) live in rural areas while 37.7 crore stay in urban areas . 45.36 crore people in India are migrants, which is 37.8% of total population . </P> <P> India is the homeland of major belief systems such as Hinduism, Buddhism, Sikhism and Jainism, while also being home to several indigenous faiths and tribal religions which have survived the influence of major religions for centuries . </P>

As per 2011 census the percentage of urban population to total population in india was
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