113555456 has 72 divisors (see below), whose sum is σ = 262440360. Its totient is φ = 48119808.

The previous prime is 113555447. The next prime is 113555459. The reversal of 113555456 is 654555311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113555459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1275860 + ... + 1275948.

It is an arithmetic number, because the mean of its divisors is an integer number (3645005).

Almost surely, 2^113555456 is an apocalyptic number.

113555456 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 113555456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131220180).

113555456 is an abundant number, since it is smaller than the sum of its proper divisors (148884904).

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

113555456 is an frugal number, since it uses more digits than its factorization.

113555456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207 (or 98 counting only the distinct ones).

The product of its digits is 45000, while the sum is 35.

The square root of 113555456 is about 10656.2402375322. The cubic root of 113555456 is about 484.2496719720.

The spelling of 113555456 in words is "one hundred thirteen million, five hundred fifty-five thousand, four hundred fifty-six".