113603256 has 128 divisors (see below), whose sum is σ = 354816000. Its totient is φ = 33416064.

The previous prime is 113603207. The next prime is 113603263. The reversal of 113603256 is 652306311.

113603256 is a `hidden beast` number, since 1 + 1 + 3 + 603 + 2 + 56 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63705 + ... + 65463.

It is an arithmetic number, because the mean of its divisors is an integer number (2772000).

Almost surely, 2^113603256 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 113603256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177408000).

113603256 is an abundant number, since it is smaller than the sum of its proper divisors (241212744).

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

113603256 is a wasteful number, since it uses less digits than its factorization.

113603256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810 (or 1800 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 113603256 is about 10658.4828188631. The cubic root of 113603256 is about 484.3176090782.

Adding to 113603256 its reverse (652306311), we get a palindrome (765909567).

The spelling of 113603256 in words is "one hundred thirteen million, six hundred three thousand, two hundred fifty-six".