113856237 has 12 divisors (see below), whose sum is σ = 179409984. Its totient is φ = 69003720.

The previous prime is 113856229. The next prime is 113856247. The reversal of 113856237 is 732658311.

It is not a de Polignac number, because 113856237 - 2³ = 113856229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113856247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 574933 + ... + 575130.

It is an arithmetic number, because the mean of its divisors is an integer number (14950832).

Almost surely, 2^113856237 is an apocalyptic number.

It is an amenable number.

113856237 is a deficient number, since it is larger than the sum of its proper divisors (65553747).

113856237 is a wasteful number, since it uses less digits than its factorization.

113856237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150080 (or 1150077 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 113856237 is about 10670.3438088939. The cubic root of 113856237 is about 484.6768485389.

It can be divided in two parts, 1138 and 56237, that added together give a palindrome (57375).

The spelling of 113856237 in words is "one hundred thirteen million, eight hundred fifty-six thousand, two hundred thirty-seven".