113161604 has 6 divisors (see below), whose sum is σ = 198032814. Its totient is φ = 56580800.

The previous prime is 113161603. The next prime is 113161613. The reversal of 113161604 is 406161311.

It can be written as a sum of positive squares in only one way, i.e., 92929600 + 20232004 = 9640^2 + 4498^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 113161604.

It is not an unprimeable number, because it can be changed into a prime (113161603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14145197 + ... + 14145204.

It is an arithmetic number, because the mean of its divisors is an integer number (33005469).

Almost surely, 2^113161604 is an apocalyptic number.

It is an amenable number.

113161604 is a deficient number, since it is larger than the sum of its proper divisors (84871210).

113161604 is a wasteful number, since it uses less digits than its factorization.

113161604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28290405 (or 28290403 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 113161604 is about 10637.7443097679. The cubic root of 113161604 is about 483.6891715987.

The spelling of 113161604 in words is "one hundred thirteen million, one hundred sixty-one thousand, six hundred four".