113122404 has 36 divisors (see below), whose sum is σ = 286737360. Its totient is φ = 37603440.

The previous prime is 113122397. The next prime is 113122421. The reversal of 113122404 is 404221311.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9499 + ... + 17789.

Almost surely, 2^113122404 is an apocalyptic number.

It is an amenable number.

113122404 is an abundant number, since it is smaller than the sum of its proper divisors (173614956).

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

113122404 is a wasteful number, since it uses less digits than its factorization.

113122404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8680 (or 8675 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 113122404 is about 10635.9016543028. The cubic root of 113122404 is about 483.6333140032.

Adding to 113122404 its reverse (404221311), we get a palindrome (517343715).

It can be divided in two parts, 113122 and 404, that added together give a triangular number (113526 = T₄₇₆).

The spelling of 113122404 in words is "one hundred thirteen million, one hundred twenty-two thousand, four hundred four".