113653613 has 2 divisors, whose sum is σ = 113653614. Its totient is φ = 113653612.

The previous prime is 113653597. The next prime is 113653621. The reversal of 113653613 is 316356311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87572164 + 26081449 = 9358^2 + 5107^2 .

It is a cyclic number.

It is not a de Polignac number, because 113653613 - 2⁴ = 113653597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113653663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56826806 + 56826807.

It is an arithmetic number, because the mean of its divisors is an integer number (56826807).

Almost surely, 2^113653613 is an apocalyptic number.

It is an amenable number.

113653613 is a deficient number, since it is larger than the sum of its proper divisors (1).

113653613 is an equidigital number, since it uses as much as digits as its factorization.

113653613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 29.

The square root of 113653613 is about 10660.8448539504. The cubic root of 113653613 is about 484.3891597831.

The spelling of 113653613 in words is "one hundred thirteen million, six hundred fifty-three thousand, six hundred thirteen".