116606557 has 2 divisors, whose sum is σ = 116606558. Its totient is φ = 116606556.

The previous prime is 116606549. The next prime is 116606561. The reversal of 116606557 is 755606611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105390756 + 11215801 = 10266^2 + 3349^2 .

It is a cyclic number.

It is not a de Polignac number, because 116606557 - 2³ = 116606549 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116606537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58303278 + 58303279.

It is an arithmetic number, because the mean of its divisors is an integer number (58303279).

Almost surely, 2^116606557 is an apocalyptic number.

It is an amenable number.

116606557 is a deficient number, since it is larger than the sum of its proper divisors (1).

116606557 is an equidigital number, since it uses as much as digits as its factorization.

116606557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 116606557 is about 10798.4516019659. The cubic root of 116606557 is about 488.5484698833.

The spelling of 116606557 in words is "one hundred sixteen million, six hundred six thousand, five hundred fifty-seven".