839392708123 has 8 divisors (see below), whose sum is σ = 866580116480. Its totient is φ = 812212188840.

The previous prime is 839392708117. The next prime is 839392708129. The reversal of 839392708123 is 321807293938.

It is an interprime number because it is at equal distance from previous prime (839392708117) and next prime (839392708129).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-839392708123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (839392708129) 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, 1474065 + ... + 1962562.

It is an arithmetic number, because the mean of its divisors is an integer number (108322514560).

Almost surely, 2^839392708123 is an apocalyptic number.

839392708123 is a deficient number, since it is larger than the sum of its proper divisors (27187408357).

839392708123 is a wasteful number, since it uses less digits than its factorization.

839392708123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3444537.

The product of its (nonzero) digits is 3919104, while the sum is 55.

The spelling of 839392708123 in words is "eight hundred thirty-nine billion, three hundred ninety-two million, seven hundred eight thousand, one hundred twenty-three".