115294979 has 2 divisors, whose sum is σ = 115294980. Its totient is φ = 115294978.

The previous prime is 115294957. The next prime is 115294987. The reversal of 115294979 is 979492511.

It is a strong prime.

It is an emirp because it is prime and its reverse (979492511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115294979 - 2⁸ = 115294723 is a prime.

It is a super-2 number, since 2×115294979² = 26585864365220882, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (115294939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57647489 + 57647490.

It is an arithmetic number, because the mean of its divisors is an integer number (57647490).

Almost surely, 2^115294979 is an apocalyptic number.

115294979 is a deficient number, since it is larger than the sum of its proper divisors (1).

115294979 is an equidigital number, since it uses as much as digits as its factorization.

115294979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 47.

The square root of 115294979 is about 10737.5499533180. The cubic root of 115294979 is about 486.7098454736.

The spelling of 115294979 in words is "one hundred fifteen million, two hundred ninety-four thousand, nine hundred seventy-nine".