113613456 has 80 divisors (see below), whose sum is σ = 323336448. Its totient is φ = 34089600.

The previous prime is 113613449. The next prime is 113613473. The reversal of 113613456 is 654316311.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55491 + ... + 57501.

Almost surely, 2^113613456 is an apocalyptic number.

113613456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113613456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161668224).

113613456 is an abundant number, since it is smaller than the sum of its proper divisors (209722992).

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

113613456 is a wasteful number, since it uses less digits than its factorization.

113613456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140 (or 2134 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 113613456 is about 10658.9613002393. The cubic root of 113613456 is about 484.3321036504.

Adding to 113613456 its reverse (654316311), we get a palindrome (767929767).

The spelling of 113613456 in words is "one hundred thirteen million, six hundred thirteen thousand, four hundred fifty-six".