113303556 has 48 divisors (see below), whose sum is σ = 294940800. Its totient is φ = 37614816.

The previous prime is 113303537. The next prime is 113303557. The reversal of 113303556 is 655303311.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (113303557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26410 + ... + 30398.

It is an arithmetic number, because the mean of its divisors is an integer number (6144600).

Almost surely, 2^113303556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113303556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147470400).

113303556 is an abundant number, since it is smaller than the sum of its proper divisors (181637244).

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

113303556 is a wasteful number, since it uses less digits than its factorization.

113303556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4265 (or 4257 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

The square root of 113303556 is about 10644.4143098622. The cubic root of 113303556 is about 483.8913366238.

Adding to 113303556 its reverse (655303311), we get a palindrome (768606867).

The spelling of 113303556 in words is "one hundred thirteen million, three hundred three thousand, five hundred fifty-six".