113931135 has 12 divisors (see below), whose sum is σ = 197480712. Its totient is φ = 60763248.

The previous prime is 113931133. The next prime is 113931137. The reversal of 113931135 is 531139311.

It is an interprime number because it is at equal distance from previous prime (113931133) and next prime (113931137).

It is not a de Polignac number, because 113931135 - 2¹ = 113931133 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 113931099 and 113931108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113931133) 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, 1265857 + ... + 1265946.

It is an arithmetic number, because the mean of its divisors is an integer number (16456726).

Almost surely, 2^113931135 is an apocalyptic number.

113931135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113931135 is a deficient number, since it is larger than the sum of its proper divisors (83549577).

113931135 is a wasteful number, since it uses less digits than its factorization.

113931135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531814 (or 2531811 counting only the distinct ones).

The product of its digits is 1215, while the sum is 27.

The square root of 113931135 is about 10673.8528657650. The cubic root of 113931135 is about 484.7831034981.

The spelling of 113931135 in words is "one hundred thirteen million, nine hundred thirty-one thousand, one hundred thirty-five".