Malaysia (pronounced /məˈleɪʒə/ mə-LAY-zhə or /məˈleɪziə/ mə-LAY-zee-ə) is a country in Southeast Asia consisting of thirteen states and three Federal Territories, with a total landmass of 129,280 sq km. The capital city is Kuala Lumpur, while Putrajaya is the seat of the federal government. The population stands at over 20 million. It is near the equator and has a tropical climate. Malaysia's head of state is the Yang di-Pertuan Agong, an elected monarch, and the head of government is the Prime Minister. The government is closely modelled on the Westminster parliamentary system.