113871497 has 2 divisors, whose sum is σ = 113871498. Its totient is φ = 113871496.

The previous prime is 113871451. The next prime is 113871509. The reversal of 113871497 is 794178311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88661056 + 25210441 = 9416^2 + 5021^2 .

It is a cyclic number.

It is not a de Polignac number, because 113871497 - 2²⁰ = 112822921 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113801497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56935748 + 56935749.

It is an arithmetic number, because the mean of its divisors is an integer number (56935749).

Almost surely, 2^113871497 is an apocalyptic number.

It is an amenable number.

113871497 is a deficient number, since it is larger than the sum of its proper divisors (1).

113871497 is an equidigital number, since it uses as much as digits as its factorization.

113871497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 41.

The square root of 113871497 is about 10671.0588509295. The cubic root of 113871497 is about 484.6985011026.

The spelling of 113871497 in words is "one hundred thirteen million, eight hundred seventy-one thousand, four hundred ninety-seven".