Kerala is a South Indian state on the southwestern, Malabar Coast. It was formed on 1 November 1956, following passage of the States Reorganisation Act, by combining Malayalam-speaking regions. Spread over 38,863 km² (15,005 sq mi), Kerala is the twenty second largest Indian state by area. It is bordered by Karnataka to the north and northeast, Tamil Nadu to the east and south, and the Lakshadweep Sea and Arabian Sea to the west. With 33,387,677 inhabitants as per the 2011 Census, Kerala is the thirteenth-largest Indian state by population. It is divided into 14 districts with the capital being Thiruvananthapuram. Malayalam is the most widely spoken language and is also the official language of the state.