113256306 has 20 divisors (see below), whose sum is σ = 253778382. Its totient is φ = 37752048.

The previous prime is 113256277. The next prime is 113256313. The reversal of 113256306 is 603652311.

113256306 is a `hidden beast` number, since 1 + 1 + 3 + 25 + 630 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 67815225 + 45441081 = 8235^2 + 6741^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 113256306.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 349395 + ... + 349718.

Almost surely, 2^113256306 is an apocalyptic number.

113256306 is an abundant number, since it is smaller than the sum of its proper divisors (140522076).

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

113256306 is an equidigital number, since it uses as much as digits as its factorization.

113256306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699127 (or 699118 counting only the distinct ones).

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

The square root of 113256306 is about 10642.1946044977. The cubic root of 113256306 is about 483.8240629346.

The spelling of 113256306 in words is "one hundred thirteen million, two hundred fifty-six thousand, three hundred six".