142923339 has 64 divisors (see below), whose sum is σ = 248640000. Its totient is φ = 80341632.

The previous prime is 142923337. The next prime is 142923353. The reversal of 142923339 is 933329241.

It is not a de Polignac number, because 142923339 - 2¹ = 142923337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142923337) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 193032 + ... + 193770.

It is an arithmetic number, because the mean of its divisors is an integer number (3885000).

Almost surely, 2^142923339 is an apocalyptic number.

142923339 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

142923339 is a deficient number, since it is larger than the sum of its proper divisors (105716661).

142923339 is a wasteful number, since it uses less digits than its factorization.

142923339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809 (or 803 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 142923339 is about 11955.0549559590. The cubic root of 142923339 is about 522.8386900809.

The spelling of 142923339 in words is "one hundred forty-two million, nine hundred twenty-three thousand, three hundred thirty-nine".