122879339 has 8 divisors (see below), whose sum is σ = 134638320. Its totient is φ = 111218400.

The previous prime is 122879329. The next prime is 122879369. The reversal of 122879339 is 933978221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 122879339 - 2⁸ = 122879083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122879339.

It is not an unprimeable number, because it can be changed into a prime (122879329) 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, 21872 + ... + 26909.

It is an arithmetic number, because the mean of its divisors is an integer number (16829790).

Almost surely, 2^122879339 is an apocalyptic number.

122879339 is a deficient number, since it is larger than the sum of its proper divisors (11758981).

122879339 is a wasteful number, since it uses less digits than its factorization.

122879339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49021.

The product of its digits is 163296, while the sum is 44.

The square root of 122879339 is about 11085.0953536720. The cubic root of 122879339 is about 497.1563095097.

The spelling of 122879339 in words is "one hundred twenty-two million, eight hundred seventy-nine thousand, three hundred thirty-nine".