113120404 has 12 divisors (see below), whose sum is σ = 199921428. Its totient is φ = 56000000.

The previous prime is 113120389. The next prime is 113120407. The reversal of 113120404 is 404021311.

It can be written as a sum of positive squares in 2 ways, for example, as 70896400 + 42224004 = 8420^2 + 6498^2 .

It is a super-2 number, since 2×113120404² = 25592451602246432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113120407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139597 + ... + 140404.

It is an arithmetic number, because the mean of its divisors is an integer number (16660119).

Almost surely, 2^113120404 is an apocalyptic number.

It is an amenable number.

113120404 is a deficient number, since it is larger than the sum of its proper divisors (86801024).

113120404 is a wasteful number, since it uses less digits than its factorization.

113120404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280106 (or 280104 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 113120404 is about 10635.8076327094. The cubic root of 113120404 is about 483.6304637799.

Adding to 113120404 its reverse (404021311), we get a palindrome (517141715).

The spelling of 113120404 in words is "one hundred thirteen million, one hundred twenty thousand, four hundred four".