115967923 has 2 divisors, whose sum is σ = 115967924. Its totient is φ = 115967922.

The previous prime is 115967851. The next prime is 115967939. The reversal of 115967923 is 329769511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115967923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115967923.

It is not a weakly prime, because it can be changed into another prime (115967983) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57983961 + 57983962.

It is an arithmetic number, because the mean of its divisors is an integer number (57983962).

Almost surely, 2^115967923 is an apocalyptic number.

115967923 is a deficient number, since it is larger than the sum of its proper divisors (1).

115967923 is an equidigital number, since it uses as much as digits as its factorization.

115967923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 43.

The square root of 115967923 is about 10768.8403739678. The cubic root of 115967923 is about 487.6549380850.

The spelling of 115967923 in words is "one hundred fifteen million, nine hundred sixty-seven thousand, nine hundred twenty-three".