Malaysia (/məˈleɪʒə/ mə-LAY-zhə or /məˈleɪsiə/ mə-LAY-see-ə) (Malaysian pronunciation: [məlejsiə]) is a federal constitutional monarchy located in Southeast Asia. It consists of thirteen states and three federal territories and has a total landmass of 329,847 square kilometres (127,350 sq mi) separated by the South China Sea into two similarly sized regions, Peninsular Malaysia and East Malaysia (Malaysian Borneo). Peninsular Malaysia shares a land and maritime border with Thailand and maritime borders with Singapore, Vietnam, and Indonesia. East Malaysia shares land and maritime borders with Brunei and Indonesia and a maritime border with the Philippines. The capital city is Kuala Lumpur, while Putrajaya is the seat of the federal government. By 2015, with a population of over 30 million, Malaysia became the 43rd most populous country in the world. The southernmost point of continental Eurasia, Tanjung Piai, is in Malaysia, located in the tropics.