116297257 has 2 divisors, whose sum is σ = 116297258. Its totient is φ = 116297256.

The previous prime is 116297239. The next prime is 116297261. The reversal of 116297257 is 752792611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116294656 + 2601 = 10784^2 + 51^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116297257 is a prime.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58148628 + 58148629.

It is an arithmetic number, because the mean of its divisors is an integer number (58148629).

Almost surely, 2^116297257 is an apocalyptic number.

It is an amenable number.

116297257 is a deficient number, since it is larger than the sum of its proper divisors (1).

116297257 is an equidigital number, since it uses as much as digits as its factorization.

116297257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 40.

The square root of 116297257 is about 10784.1205946521. The cubic root of 116297257 is about 488.1161275748.

The spelling of 116297257 in words is "one hundred sixteen million, two hundred ninety-seven thousand, two hundred fifty-seven".