314643847613 has 2 divisors, whose sum is σ = 314643847614. Its totient is φ = 314643847612.

The previous prime is 314643847607. The next prime is 314643847681. The reversal of 314643847613 is 316748346413.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 276563447449 + 38080400164 = 525893^2 + 195142^2 .

It is a cyclic number.

It is not a de Polignac number, because 314643847613 - 2⁶ = 314643847549 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314643807613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157321923806 + 157321923807.

It is an arithmetic number, because the mean of its divisors is an integer number (157321923807).

Almost surely, 2^314643847613 is an apocalyptic number.

It is an amenable number.

314643847613 is a deficient number, since it is larger than the sum of its proper divisors (1).

314643847613 is an equidigital number, since it uses as much as digits as its factorization.

314643847613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3483648, while the sum is 50.

The spelling of 314643847613 in words is "three hundred fourteen billion, six hundred forty-three million, eight hundred forty-seven thousand, six hundred thirteen".