124229979 has 12 divisors (see below), whose sum is σ = 184293616. Its totient is φ = 80581392.

The previous prime is 124229951. The next prime is 124229983. The reversal of 124229979 is 979922421.

It is not a de Polignac number, because 124229979 - 2⁵ = 124229947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124229179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 186199 + ... + 186864.

Almost surely, 2^124229979 is an apocalyptic number.

124229979 is a deficient number, since it is larger than the sum of its proper divisors (60063637).

124229979 is a wasteful number, since it uses less digits than its factorization.

124229979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373106 (or 373103 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 124229979 is about 11145.8503040369. The cubic root of 124229979 is about 498.9711898848.

The spelling of 124229979 in words is "one hundred twenty-four million, two hundred twenty-nine thousand, nine hundred seventy-nine".