1149543962 has 16 divisors (see below), whose sum is σ = 1971889920. Its totient is φ = 492350928.

The previous prime is 1149543959. The next prime is 1149544003. The reversal of 1149543962 is 2693459411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2162 + ... + 47997.

It is an arithmetic number, because the mean of its divisors is an integer number (123243120).

Almost surely, 2^1149543962 is an apocalyptic number.

1149543962 is a deficient number, since it is larger than the sum of its proper divisors (822345958).

1149543962 is a wasteful number, since it uses less digits than its factorization.

1149543962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51805.

The product of its digits is 233280, while the sum is 44.

The square root of 1149543962 is about 33904.9253354140. The cubic root of 1149543962 is about 1047.5510460938.

The spelling of 1149543962 in words is "one billion, one hundred forty-nine million, five hundred forty-three thousand, nine hundred sixty-two".