113503456 has 48 divisors (see below), whose sum is σ = 245790720. Its totient is φ = 51166080.

The previous prime is 113503447. The next prime is 113503463. The reversal of 113503456 is 654305311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43435 + ... + 45973.

It is an arithmetic number, because the mean of its divisors is an integer number (5120640).

Almost surely, 2^113503456 is an apocalyptic number.

113503456 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 113503456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122895360).

113503456 is an abundant number, since it is smaller than the sum of its proper divisors (132287264).

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

113503456 is a wasteful number, since it uses less digits than its factorization.

113503456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2687 (or 2679 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 113503456 is about 10653.8000732133. The cubic root of 113503456 is about 484.1757438418.

Adding to 113503456 its reverse (654305311), we get a palindrome (767808767).

The spelling of 113503456 in words is "one hundred thirteen million, five hundred three thousand, four hundred fifty-six".