113621164 has 24 divisors (see below), whose sum is σ = 201462800. Its totient is φ = 56064960.

The previous prime is 113621153. The next prime is 113621177. The reversal of 113621164 is 461126311.

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, 183247 + ... + 183865.

Almost surely, 2^113621164 is an apocalyptic number.

It is an amenable number.

113621164 is a deficient number, since it is larger than the sum of its proper divisors (87841636).

113621164 is a wasteful number, since it uses less digits than its factorization.

113621164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153 (or 1151 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 113621164 is about 10659.3228677998. The cubic root of 113621164 is about 484.3430564241.

Adding to 113621164 its reverse (461126311), we get a palindrome (574747475).

The spelling of 113621164 in words is "one hundred thirteen million, six hundred twenty-one thousand, one hundred sixty-four".