113661928 has 32 divisors (see below), whose sum is σ = 220412160. Its totient is φ = 54907200.

The previous prime is 113661901. The next prime is 113661937. The reversal of 113661928 is 829166311.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (37).

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, 43425 + ... + 45967.

It is an arithmetic number, because the mean of its divisors is an integer number (6887880).

Almost surely, 2^113661928 is an apocalyptic number.

It is an amenable number.

113661928 is a deficient number, since it is larger than the sum of its proper divisors (106750232).

113661928 is a wasteful number, since it uses less digits than its factorization.

113661928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2737 (or 2733 counting only the distinct ones).

The product of its digits is 15552, while the sum is 37.

The square root of 113661928 is about 10661.2348252911. The cubic root of 113661928 is about 484.4009722764.

The spelling of 113661928 in words is "one hundred thirteen million, six hundred sixty-one thousand, nine hundred twenty-eight".