113372557 has 2 divisors, whose sum is σ = 113372558. Its totient is φ = 113372556.

The previous prime is 113372537. The next prime is 113372617. The reversal of 113372557 is 755273311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62948356 + 50424201 = 7934^2 + 7101^2 .

It is a cyclic number.

It is not a de Polignac number, because 113372557 - 2⁷ = 113372429 is a prime.

It is equal to p_6485209 and since 113372557 and 6485209 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113372527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56686278 + 56686279.

It is an arithmetic number, because the mean of its divisors is an integer number (56686279).

Almost surely, 2^113372557 is an apocalyptic number.

It is an amenable number.

113372557 is a deficient number, since it is larger than the sum of its proper divisors (1).

113372557 is an equidigital number, since it uses as much as digits as its factorization.

113372557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22050, while the sum is 34.

The square root of 113372557 is about 10647.6550000458. The cubic root of 113372557 is about 483.9895453995.

The spelling of 113372557 in words is "one hundred thirteen million, three hundred seventy-two thousand, five hundred fifty-seven".