113697971 has 2 divisors, whose sum is σ = 113697972. Its totient is φ = 113697970.

The previous prime is 113697953. The next prime is 113697979. The reversal of 113697971 is 179796311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113697971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113697979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56848985 + 56848986.

It is an arithmetic number, because the mean of its divisors is an integer number (56848986).

Almost surely, 2^113697971 is an apocalyptic number.

113697971 is a deficient number, since it is larger than the sum of its proper divisors (1).

113697971 is an equidigital number, since it uses as much as digits as its factorization.

113697971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71442, while the sum is 44.

The square root of 113697971 is about 10662.9250677288. The cubic root of 113697971 is about 484.4521691882.

The spelling of 113697971 in words is "one hundred thirteen million, six hundred ninety-seven thousand, nine hundred seventy-one".