314443979 has 2 divisors, whose sum is σ = 314443980. Its totient is φ = 314443978.

The previous prime is 314443973. The next prime is 314444021. The reversal of 314443979 is 979344413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 314443979 - 2¹² = 314439883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (314443973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157221989 + 157221990.

It is an arithmetic number, because the mean of its divisors is an integer number (157221990).

Almost surely, 2^314443979 is an apocalyptic number.

314443979 is a deficient number, since it is larger than the sum of its proper divisors (1).

314443979 is an equidigital number, since it uses as much as digits as its factorization.

314443979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 44.

The square root of 314443979 is about 17732.5683136989. The cubic root of 314443979 is about 680.0086352710.

The spelling of 314443979 in words is "three hundred fourteen million, four hundred forty-three thousand, nine hundred seventy-nine".