382039139 has 2 divisors, whose sum is σ = 382039140. Its totient is φ = 382039138.

The previous prime is 382039121. The next prime is 382039153. The reversal of 382039139 is 931930283.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-382039139 is a prime.

It is a super-2 number, since 2×382039139² = 291907807455722642, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (382039169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191019569 + 191019570.

It is an arithmetic number, because the mean of its divisors is an integer number (191019570).

Almost surely, 2^382039139 is an apocalyptic number.

382039139 is a deficient number, since it is larger than the sum of its proper divisors (1).

382039139 is an equidigital number, since it uses as much as digits as its factorization.

382039139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 382039139 is about 19545.8215227705. The cubic root of 382039139 is about 725.6089305063.

The spelling of 382039139 in words is "three hundred eighty-two million, thirty-nine thousand, one hundred thirty-nine".