9231313132 has 12 divisors (see below), whose sum is σ = 16156433160. Its totient is φ = 4615189376.

The previous prime is 9231313127. The next prime is 9231313159. The reversal of 9231313132 is 2313131329.

It is a self number, because there is not a number n which added to its sum of digits gives 9231313132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70282 + ... + 152977.

It is an arithmetic number, because the mean of its divisors is an integer number (1346369430).

Almost surely, 2^9231313132 is an apocalyptic number.

It is an amenable number.

9231313132 is a deficient number, since it is larger than the sum of its proper divisors (6925120028).

9231313132 is a wasteful number, since it uses less digits than its factorization.

9231313132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233600 (or 233598 counting only the distinct ones).

The product of its digits is 2916, while the sum is 28.

The square root of 9231313132 is about 96079.7227931055. The cubic root of 9231313132 is about 2097.7536926823.

The spelling of 9231313132 in words is "nine billion, two hundred thirty-one million, three hundred thirteen thousand, one hundred thirty-two".