116867557 has 2 divisors, whose sum is σ = 116867558. Its totient is φ = 116867556.

The previous prime is 116867501. The next prime is 116867579. The reversal of 116867557 is 755768611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107619876 + 9247681 = 10374^2 + 3041^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116867557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116867657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58433778 + 58433779.

It is an arithmetic number, because the mean of its divisors is an integer number (58433779).

Almost surely, 2^116867557 is an apocalyptic number.

It is an amenable number.

116867557 is a deficient number, since it is larger than the sum of its proper divisors (1).

116867557 is an equidigital number, since it uses as much as digits as its factorization.

116867557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 352800, while the sum is 46.

The square root of 116867557 is about 10810.5299130061. The cubic root of 116867557 is about 488.9127036398.

The spelling of 116867557 in words is "one hundred sixteen million, eight hundred sixty-seven thousand, five hundred fifty-seven".