314244140731 has 2 divisors, whose sum is σ = 314244140732. Its totient is φ = 314244140730.

The previous prime is 314244140729. The next prime is 314244140783. The reversal of 314244140731 is 137041442413.

It is a weak prime.

It is an emirp because it is prime and its reverse (137041442413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 314244140731 - 2¹ = 314244140729 is a prime.

It is a super-2 number, since 2×314244140731² (a number of 24 digits) contains 22 as substring.

Together with 314244140729, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (314244740731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157122070365 + 157122070366.

It is an arithmetic number, because the mean of its divisors is an integer number (157122070366).

Almost surely, 2^314244140731 is an apocalyptic number.

314244140731 is a deficient number, since it is larger than the sum of its proper divisors (1).

314244140731 is an equidigital number, since it uses as much as digits as its factorization.

314244140731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 314244140731 in words is "three hundred fourteen billion, two hundred forty-four million, one hundred forty thousand, seven hundred thirty-one".