113406131 has 2 divisors, whose sum is σ = 113406132. Its totient is φ = 113406130.

The previous prime is 113406119. The next prime is 113406191. The reversal of 113406131 is 131604311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113406131 - 2²⁶ = 46297267 is a prime.

It is a super-2 number, since 2×113406131² = 25721901096778322, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (113406101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56703065 + 56703066.

It is an arithmetic number, because the mean of its divisors is an integer number (56703066).

Almost surely, 2^113406131 is an apocalyptic number.

113406131 is a deficient number, since it is larger than the sum of its proper divisors (1).

113406131 is an equidigital number, since it uses as much as digits as its factorization.

113406131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 113406131 is about 10649.2314746183. The cubic root of 113406131 is about 484.0373166934.

It can be divided in two parts, 11340 and 6131, that added together give a palindrome (17471).

The spelling of 113406131 in words is "one hundred thirteen million, four hundred six thousand, one hundred thirty-one".