113355257 has 2 divisors, whose sum is σ = 113355258. Its totient is φ = 113355256.

The previous prime is 113355241. The next prime is 113355259. The reversal of 113355257 is 752553311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92525161 + 20830096 = 9619^2 + 4564^2 .

It is a cyclic number.

It is not a de Polignac number, because 113355257 - 2⁴ = 113355241 is a prime.

Together with 113355259, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113355259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56677628 + 56677629.

It is an arithmetic number, because the mean of its divisors is an integer number (56677629).

Almost surely, 2^113355257 is an apocalyptic number.

It is an amenable number.

113355257 is a deficient number, since it is larger than the sum of its proper divisors (1).

113355257 is an equidigital number, since it uses as much as digits as its factorization.

113355257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15750, while the sum is 32.

The square root of 113355257 is about 10646.8425836020. The cubic root of 113355257 is about 483.9649261404.

The spelling of 113355257 in words is "one hundred thirteen million, three hundred fifty-five thousand, two hundred fifty-seven".