314961405391 has 2 divisors, whose sum is σ = 314961405392. Its totient is φ = 314961405390.

The previous prime is 314961405379. The next prime is 314961405413. The reversal of 314961405391 is 193504169413.

It is a weak prime.

It is an emirp because it is prime and its reverse (193504169413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 314961405391 - 2²⁷ = 314827187663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314961405791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157480702695 + 157480702696.

It is an arithmetic number, because the mean of its divisors is an integer number (157480702696).

Almost surely, 2^314961405391 is an apocalyptic number.

314961405391 is a deficient number, since it is larger than the sum of its proper divisors (1).

314961405391 is an equidigital number, since it uses as much as digits as its factorization.

314961405391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 314961405391 in words is "three hundred fourteen billion, nine hundred sixty-one million, four hundred five thousand, three hundred ninety-one".