117707617 has 2 divisors, whose sum is σ = 117707618. Its totient is φ = 117707616.

The previous prime is 117707593. The next prime is 117707621. The reversal of 117707617 is 716707711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62710561 + 54997056 = 7919^2 + 7416^2 .

It is a cyclic number.

It is not a de Polignac number, because 117707617 - 2¹⁵ = 117674849 is a prime.

It is not a weakly prime, because it can be changed into another prime (117707627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58853808 + 58853809.

It is an arithmetic number, because the mean of its divisors is an integer number (58853809).

Almost surely, 2^117707617 is an apocalyptic number.

It is an amenable number.

117707617 is a deficient number, since it is larger than the sum of its proper divisors (1).

117707617 is an equidigital number, since it uses as much as digits as its factorization.

117707617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14406, while the sum is 37.

The square root of 117707617 is about 10849.3141257869. The cubic root of 117707617 is about 490.0813650807.

The spelling of 117707617 in words is "one hundred seventeen million, seven hundred seven thousand, six hundred seventeen".