117600961 has 2 divisors, whose sum is σ = 117600962. Its totient is φ = 117600960.

The previous prime is 117600953. The next prime is 117600991. The reversal of 117600961 is 169006711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107640625 + 9960336 = 10375^2 + 3156^2 .

It is a cyclic number.

It is not a de Polignac number, because 117600961 - 2³ = 117600953 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117600941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58800480 + 58800481.

It is an arithmetic number, because the mean of its divisors is an integer number (58800481).

Almost surely, 2^117600961 is an apocalyptic number.

It is an amenable number.

117600961 is a deficient number, since it is larger than the sum of its proper divisors (1).

117600961 is an equidigital number, since it uses as much as digits as its factorization.

117600961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 117600961 is about 10844.3976780640. The cubic root of 117600961 is about 489.9332978759.

The spelling of 117600961 in words is "one hundred seventeen million, six hundred thousand, nine hundred sixty-one".