116265257 has 2 divisors, whose sum is σ = 116265258. Its totient is φ = 116265256.

The previous prime is 116265209. The next prime is 116265277. The reversal of 116265257 is 752562611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65869456 + 50395801 = 8116^2 + 7099^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116265257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (116265277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58132628 + 58132629.

It is an arithmetic number, because the mean of its divisors is an integer number (58132629).

Almost surely, 2^116265257 is an apocalyptic number.

It is an amenable number.

116265257 is a deficient number, since it is larger than the sum of its proper divisors (1).

116265257 is an equidigital number, since it uses as much as digits as its factorization.

116265257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 35.

The square root of 116265257 is about 10782.6368296442. The cubic root of 116265257 is about 488.0713539509.

The spelling of 116265257 in words is "one hundred sixteen million, two hundred sixty-five thousand, two hundred fifty-seven".