380495039 has 2 divisors, whose sum is σ = 380495040. Its totient is φ = 380495038.

The previous prime is 380495021. The next prime is 380495041. The reversal of 380495039 is 930594083.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 380495039 - 2¹⁶ = 380429503 is a prime.

It is a super-2 number, since 2×380495039² = 289552949407223042, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 380495041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 380494987 and 380495005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (380495009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190247519 + 190247520.

It is an arithmetic number, because the mean of its divisors is an integer number (190247520).

Almost surely, 2^380495039 is an apocalyptic number.

380495039 is a deficient number, since it is larger than the sum of its proper divisors (1).

380495039 is an equidigital number, since it uses as much as digits as its factorization.

380495039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 380495039 is about 19506.2820393841. The cubic root of 380495039 is about 724.6300381162.

The spelling of 380495039 in words is "three hundred eighty million, four hundred ninety-five thousand, thirty-nine".