113445556 has 24 divisors (see below), whose sum is σ = 240238656. Its totient is φ = 45759360.

The previous prime is 113445533. The next prime is 113445571. The reversal of 113445556 is 655544311.

113445556 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×113445556² = 25739788352298272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

113445556 is strictly pandigital in base 9.

It is a plaindrome in base 10.

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, 118690 + ... + 119641.

It is an arithmetic number, because the mean of its divisors is an integer number (10009944).

Almost surely, 2^113445556 is an apocalyptic number.

It is an amenable number.

113445556 is an abundant number, since it is smaller than the sum of its proper divisors (126793100).

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

113445556 is a wasteful number, since it uses less digits than its factorization.

113445556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238359 (or 238357 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

The square root of 113445556 is about 10651.0823863117. The cubic root of 113445556 is about 484.0934011399.

Adding to 113445556 its reverse (655544311), we get a palindrome (768989867).

It can be divided in two parts, 11344 and 5556, that added together give a square (16900 = 130²).

The spelling of 113445556 in words is "one hundred thirteen million, four hundred forty-five thousand, five hundred fifty-six".