116715257 has 2 divisors, whose sum is σ = 116715258. Its totient is φ = 116715256.

The previous prime is 116715253. The next prime is 116715259. The reversal of 116715257 is 752517611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71301136 + 45414121 = 8444^2 + 6739^2 .

It is a cyclic number.

It is not a de Polignac number, because 116715257 - 2² = 116715253 is a prime.

Together with 116715259, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (116715253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58357628 + 58357629.

It is an arithmetic number, because the mean of its divisors is an integer number (58357629).

Almost surely, 2^116715257 is an apocalyptic number.

It is an amenable number.

116715257 is a deficient number, since it is larger than the sum of its proper divisors (1).

116715257 is an equidigital number, since it uses as much as digits as its factorization.

116715257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14700, while the sum is 35.

The square root of 116715257 is about 10803.4835585565. The cubic root of 116715257 is about 488.7002301477.

The spelling of 116715257 in words is "one hundred sixteen million, seven hundred fifteen thousand, two hundred fifty-seven".