113138756 has 12 divisors (see below), whose sum is σ = 199087980. Its totient is φ = 56256480.

The previous prime is 113138741. The next prime is 113138759. The reversal of 113138756 is 657831311.

It can be written as a sum of positive squares in 2 ways, for example, as 9424900 + 103713856 = 3070^2 + 10184^2 .

It is not an unprimeable number, because it can be changed into a prime (113138759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77411 + ... + 78858.

It is an arithmetic number, because the mean of its divisors is an integer number (16590665).

Almost surely, 2^113138756 is an apocalyptic number.

It is an amenable number.

113138756 is a deficient number, since it is larger than the sum of its proper divisors (85949224).

113138756 is a wasteful number, since it uses less digits than its factorization.

113138756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156454 (or 156452 counting only the distinct ones).

The product of its digits is 15120, while the sum is 35.

The square root of 113138756 is about 10636.6703436743. The cubic root of 113138756 is about 483.6566161686.

The spelling of 113138756 in words is "one hundred thirteen million, one hundred thirty-eight thousand, seven hundred fifty-six".