115499679 has 4 divisors (see below), whose sum is σ = 153999576. Its totient is φ = 76999784.

The previous prime is 115499653. The next prime is 115499693. The reversal of 115499679 is 976994511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115499679 - 2²³ = 107111071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115499609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19249944 + ... + 19249949.

It is an arithmetic number, because the mean of its divisors is an integer number (38499894).

Almost surely, 2^115499679 is an apocalyptic number.

115499679 is a deficient number, since it is larger than the sum of its proper divisors (38499897).

115499679 is an equidigital number, since it uses as much as digits as its factorization.

115499679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38499896.

The product of its digits is 612360, while the sum is 51.

The square root of 115499679 is about 10747.0776958204. The cubic root of 115499679 is about 486.9977175100.

The spelling of 115499679 in words is "one hundred fifteen million, four hundred ninety-nine thousand, six hundred seventy-nine".