Kazakhstan, officially the
Republic of Kazakhstan, is a landlocked country primarily in Central Asia, with a small portion of its territory in Eastern Europe. It borders Russia to the north and west, China to the east, Kyrgyzstan to the southeast, Uzbekistan to the south, and Turkmenistan to the southwest, with a coastline along the Caspian Sea. Its capital is Astana, while the largest city and leading cultural and commercial hub is Almaty. Kazakhstan is the world's ninth-largest country by land area and the largest landlocked country. It has a population of 20 million and one of the lowest population densities in the world, at fewer than 6 people per square kilometre. Ethnic Kazakhs constitute a majority, while ethnic Russians form a significant minority. Officially secular, Kazakhstan is a Muslim-majority country with a sizeable Christian community.