247604113 has 2 divisors, whose sum is σ = 247604114. Its totient is φ = 247604112.

The previous prime is 247604047. The next prime is 247604129. The reversal of 247604113 is 311406742.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167107329 + 80496784 = 12927^2 + 8972^2 .

It is a cyclic number.

It is not a de Polignac number, because 247604113 - 2²⁵ = 214049681 is a prime.

It is a super-2 number, since 2×247604113² = 122615593549033538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (247608113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123802056 + 123802057.

It is an arithmetic number, because the mean of its divisors is an integer number (123802057).

Almost surely, 2^247604113 is an apocalyptic number.

It is an amenable number.

247604113 is a deficient number, since it is larger than the sum of its proper divisors (1).

247604113 is an equidigital number, since it uses as much as digits as its factorization.

247604113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 247604113 is about 15735.4413029950. The cubic root of 247604113 is about 627.9416428186.

The spelling of 247604113 in words is "two hundred forty-seven million, six hundred four thousand, one hundred thirteen".