314815939 has 2 divisors, whose sum is σ = 314815940. Its totient is φ = 314815938.

The previous prime is 314815933. The next prime is 314816039. The reversal of 314815939 is 939518413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 314815939 - 2¹³ = 314807747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 314815895 and 314815904.

It is not a weakly prime, because it can be changed into another prime (314815933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157407969 + 157407970.

It is an arithmetic number, because the mean of its divisors is an integer number (157407970).

Almost surely, 2^314815939 is an apocalyptic number.

314815939 is a deficient number, since it is larger than the sum of its proper divisors (1).

314815939 is an equidigital number, since it uses as much as digits as its factorization.

314815939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 43.

The square root of 314815939 is about 17743.0532603608. The cubic root of 314815939 is about 680.2766600603.

The spelling of 314815939 in words is "three hundred fourteen million, eight hundred fifteen thousand, nine hundred thirty-nine".