113320044 has 18 divisors (see below), whose sum is σ = 286447980. Its totient is φ = 37773336.

The previous prime is 113320043. The next prime is 113320063. The reversal of 113320044 is 440023311.

It is a tau number, because it is divible by the number of its divisors (18).

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

It is a junction number, because it is equal to n+sod(n) for n = 113319999 and 113320026.

It is not an unprimeable number, because it can be changed into a prime (113320043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1573854 + ... + 1573925.

Almost surely, 2^113320044 is an apocalyptic number.

It is an amenable number.

113320044 is an abundant number, since it is smaller than the sum of its proper divisors (173127936).

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

113320044 is a wasteful number, since it uses less digits than its factorization.

113320044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3147789 (or 3147784 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 113320044 is about 10645.1887723985. The cubic root of 113320044 is about 483.9148075359.

Adding to 113320044 its reverse (440023311), we get a palindrome (553343355).

The spelling of 113320044 in words is "one hundred thirteen million, three hundred twenty thousand, forty-four".