115964779 has 8 divisors (see below), whose sum is σ = 132635360. Its totient is φ = 99320256.

The previous prime is 115964777. The next prime is 115964791. The reversal of 115964779 is 977469511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115964779 - 2¹ = 115964777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115964777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4207 + ... + 15799.

It is an arithmetic number, because the mean of its divisors is an integer number (16579420).

Almost surely, 2^115964779 is an apocalyptic number.

115964779 is a deficient number, since it is larger than the sum of its proper divisors (16670581).

115964779 is a wasteful number, since it uses less digits than its factorization.

115964779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13029.

The product of its digits is 476280, while the sum is 49.

The square root of 115964779 is about 10768.6943962581. The cubic root of 115964779 is about 487.6505311164.

The spelling of 115964779 in words is "one hundred fifteen million, nine hundred sixty-four thousand, seven hundred seventy-nine".