113407691 has 2 divisors, whose sum is σ = 113407692. Its totient is φ = 113407690.

The previous prime is 113407673. The next prime is 113407699. The reversal of 113407691 is 196704311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113407691 is a prime.

It is a super-2 number, since 2×113407691² = 25722608755902962, 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 (113407699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56703845 + 56703846.

It is an arithmetic number, because the mean of its divisors is an integer number (56703846).

Almost surely, 2^113407691 is an apocalyptic number.

113407691 is a deficient number, since it is larger than the sum of its proper divisors (1).

113407691 is an equidigital number, since it uses as much as digits as its factorization.

113407691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 113407691 is about 10649.3047190885. The cubic root of 113407691 is about 484.0395361347.

The spelling of 113407691 in words is "one hundred thirteen million, four hundred seven thousand, six hundred ninety-one".