115966867 has 2 divisors, whose sum is σ = 115966868. Its totient is φ = 115966866.

The previous prime is 115966831. The next prime is 115966931. The reversal of 115966867 is 768669511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115966867 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115966867.

It is not a weakly prime, because it can be changed into another prime (115946867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57983433 + 57983434.

It is an arithmetic number, because the mean of its divisors is an integer number (57983434).

Almost surely, 2^115966867 is an apocalyptic number.

115966867 is a deficient number, since it is larger than the sum of its proper divisors (1).

115966867 is an equidigital number, since it uses as much as digits as its factorization.

115966867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 49.

The square root of 115966867 is about 10768.7913435074. The cubic root of 115966867 is about 487.6534578907.

The spelling of 115966867 in words is "one hundred fifteen million, nine hundred sixty-six thousand, eight hundred sixty-seven".