379929931 has 2 divisors, whose sum is σ = 379929932. Its totient is φ = 379929930.

The previous prime is 379929919. The next prime is 379929941. The reversal of 379929931 is 139929973.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 379929931 - 2²³ = 371541323 is a prime.

It is a super-2 number, since 2×379929931² = 288693504939329522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (379929911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189964965 + 189964966.

It is an arithmetic number, because the mean of its divisors is an integer number (189964966).

Almost surely, 2^379929931 is an apocalyptic number.

379929931 is a deficient number, since it is larger than the sum of its proper divisors (1).

379929931 is an equidigital number, since it uses as much as digits as its factorization.

379929931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 826686, while the sum is 52.

The square root of 379929931 is about 19491.7913748326. The cubic root of 379929931 is about 724.2711222454.

The spelling of 379929931 in words is "three hundred seventy-nine million, nine hundred twenty-nine thousand, nine hundred thirty-one".