113561297 has 2 divisors, whose sum is σ = 113561298. Its totient is φ = 113561296.

The previous prime is 113561293. The next prime is 113561387. The reversal of 113561297 is 792165311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95277121 + 18284176 = 9761^2 + 4276^2 .

It is a cyclic number.

It is not a de Polignac number, because 113561297 - 2² = 113561293 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113561293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56780648 + 56780649.

It is an arithmetic number, because the mean of its divisors is an integer number (56780649).

Almost surely, 2^113561297 is an apocalyptic number.

It is an amenable number.

113561297 is a deficient number, since it is larger than the sum of its proper divisors (1).

113561297 is an equidigital number, since it uses as much as digits as its factorization.

113561297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 35.

The square root of 113561297 is about 10656.5142987752. The cubic root of 113561297 is about 484.2579746814.

The spelling of 113561297 in words is "one hundred thirteen million, five hundred sixty-one thousand, two hundred ninety-seven".