113664972 has 24 divisors (see below), whose sum is σ = 273774592. Its totient is φ = 36666000.

The previous prime is 113664937. The next prime is 113664983. The reversal of 113664972 is 279466311.

It is a self number, because there is not a number n which added to its sum of digits gives 113664972.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152404 + ... + 153147.

Almost surely, 2^113664972 is an apocalyptic number.

113664972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113664972 is an abundant number, since it is smaller than the sum of its proper divisors (160109620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113664972 is a wasteful number, since it uses less digits than its factorization.

113664972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305589 (or 305587 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 113664972 is about 10661.3775845338. The cubic root of 113664972 is about 484.4052965136.

The spelling of 113664972 in words is "one hundred thirteen million, six hundred sixty-four thousand, nine hundred seventy-two".