113723257 has 2 divisors, whose sum is σ = 113723258. Its totient is φ = 113723256.

The previous prime is 113723219. The next prime is 113723279. The reversal of 113723257 is 752327311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85303696 + 28419561 = 9236^2 + 5331^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113723257 is a prime.

It is not a weakly prime, because it can be changed into another prime (113723287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56861628 + 56861629.

It is an arithmetic number, because the mean of its divisors is an integer number (56861629).

Almost surely, 2^113723257 is an apocalyptic number.

It is an amenable number.

113723257 is a deficient number, since it is larger than the sum of its proper divisors (1).

113723257 is an equidigital number, since it uses as much as digits as its factorization.

113723257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8820, while the sum is 31.

The square root of 113723257 is about 10664.1106989753. The cubic root of 113723257 is about 484.4880799713.

The spelling of 113723257 in words is "one hundred thirteen million, seven hundred twenty-three thousand, two hundred fifty-seven".