113262138 has 40 divisors (see below), whose sum is σ = 276867360. Its totient is φ = 34321320.

The previous prime is 113262133. The next prime is 113262167. The reversal of 113262138 is 831262311.

It is a happy number.

113262138 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 621 + 38 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (113262133) 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 19 ways as a sum of consecutive naturals, for example, 29998 + ... + 33561.

It is an arithmetic number, because the mean of its divisors is an integer number (6921684).

Almost surely, 2^113262138 is an apocalyptic number.

113262138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

113262138 is an abundant number, since it is smaller than the sum of its proper divisors (163605222).

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

113262138 is a wasteful number, since it uses less digits than its factorization.

113262138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63584 (or 63575 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 113262138 is about 10642.4686046049. The cubic root of 113262138 is about 483.8323674421.

The spelling of 113262138 in words is "one hundred thirteen million, two hundred sixty-two thousand, one hundred thirty-eight".