<Tr> <Th> Density </Th> <Td> 63 / km (160 / sq mi) </Td> </Tr> <Tr> <Th> Website </Th> <Td> www.province.luxembourg.be </Td> </Tr> <P> Luxembourg (French: Luxembourg; Dutch: Luxemburg (help info); German: Luxemburg; Luxembourgish: Lëtzebuerg; Walloon: Lussimbork) is the southernmost province of Wallonia and of Belgium . It borders on (clockwise from the east) the country of Luxembourg, France, and the Belgian provinces of Namur and Liège . Its capital is Arlon (Luxembourgish: Arel, Dutch: Aarlen), in the south - east of the province . </P> <P> It has an area of 4,443 km (1,715 sq mi), making it the largest Belgian province . At around 250,000 residents, it is also the least populated province, making it a relatively sparsely populated province in an otherwise very densely populated country . </P>

Is luxembourg a country or part of belgium
find me the text answering this question