113990118 has 32 divisors (see below), whose sum is σ = 255432960. Its totient is φ = 33608160.

The previous prime is 113990113. The next prime is 113990141. The reversal of 113990118 is 811099311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113990113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20898 + ... + 25781.

It is an arithmetic number, because the mean of its divisors is an integer number (7982280).

Almost surely, 2^113990118 is an apocalyptic number.

113990118 is an abundant number, since it is smaller than the sum of its proper divisors (141442842).

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

113990118 is a wasteful number, since it uses less digits than its factorization.

113990118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46732.

The product of its (nonzero) digits is 1944, while the sum is 33.

The square root of 113990118 is about 10676.6154749527. The cubic root of 113990118 is about 484.8667476772.

The spelling of 113990118 in words is "one hundred thirteen million, nine hundred ninety thousand, one hundred eighteen".