113901517 has 2 divisors, whose sum is σ = 113901518. Its totient is φ = 113901516.

The previous prime is 113901511. The next prime is 113901521. The reversal of 113901517 is 715109311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109432521 + 4468996 = 10461^2 + 2114^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113901517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113901511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56950758 + 56950759.

It is an arithmetic number, because the mean of its divisors is an integer number (56950759).

Almost surely, 2^113901517 is an apocalyptic number.

It is an amenable number.

113901517 is a deficient number, since it is larger than the sum of its proper divisors (1).

113901517 is an equidigital number, since it uses as much as digits as its factorization.

113901517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 945, while the sum is 28.

The square root of 113901517 is about 10672.4653665402. The cubic root of 113901517 is about 484.7410911300.

The spelling of 113901517 in words is "one hundred thirteen million, nine hundred one thousand, five hundred seventeen".