117712613 has 2 divisors, whose sum is σ = 117712614. Its totient is φ = 117712612.

The previous prime is 117712601. The next prime is 117712627. The reversal of 117712613 is 316217711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69923044 + 47789569 = 8362^2 + 6913^2 .

It is a cyclic number.

It is not a de Polignac number, because 117712613 - 2¹² = 117708517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117712663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58856306 + 58856307.

It is an arithmetic number, because the mean of its divisors is an integer number (58856307).

Almost surely, 2^117712613 is an apocalyptic number.

It is an amenable number.

117712613 is a deficient number, since it is larger than the sum of its proper divisors (1).

117712613 is an equidigital number, since it uses as much as digits as its factorization.

117712613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1764, while the sum is 29.

The square root of 117712613 is about 10849.5443683134. The cubic root of 117712613 is about 490.0882986786.

The spelling of 117712613 in words is "one hundred seventeen million, seven hundred twelve thousand, six hundred thirteen".