104042979 has 6 divisors (see below), whose sum is σ = 150284316. Its totient is φ = 69361980.

The previous prime is 104042959. The next prime is 104042999. The reversal of 104042979 is 979240401.

It is an interprime number because it is at equal distance from previous prime (104042959) and next prime (104042999).

It is not a de Polignac number, because 104042979 - 2²⁰ = 102994403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104042959) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5780157 + ... + 5780174.

It is an arithmetic number, because the mean of its divisors is an integer number (25047386).

Almost surely, 2^104042979 is an apocalyptic number.

104042979 is a deficient number, since it is larger than the sum of its proper divisors (46241337).

104042979 is a wasteful number, since it uses less digits than its factorization.

104042979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11560337 (or 11560334 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 104042979 is about 10200.1460283665. The cubic root of 104042979 is about 470.3317094004.

The spelling of 104042979 in words is "one hundred four million, forty-two thousand, nine hundred seventy-nine".