113513738724 has 81 divisors (see below), whose sum is σ = 289374988539. Its totient is φ = 37519188480.

The previous prime is 113513738711. The next prime is 113513738729. The reversal of 113513738724 is 427837315311.

The square root of 113513738724 is 336918.

It is a perfect power (a square), and thus also a powerful number.

113513738724 is a `hidden beast` number, since 1 + 135 + 137 + 387 + 2 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 327248100 + 113186490624 = 18090^2 + 336432^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 113513738724.

It is not an unprimeable number, because it can be changed into a prime (113513738729) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 471011244 + ... + 471011484.

Almost surely, 2^113513738724 is an apocalyptic number.

113513738724 is the 336918-th square number.

It is an amenable number.

113513738724 is an abundant number, since it is smaller than the sum of its proper divisors (175861249815).

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

113513738724 is an equidigital number, since it uses as much as digits as its factorization.

113513738724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958 (or 479 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The spelling of 113513738724 in words is "one hundred thirteen billion, five hundred thirteen million, seven hundred thirty-eight thousand, seven hundred twenty-four".