314530426719581 has 2 divisors, whose sum is σ = 314530426719582. Its totient is φ = 314530426719580.

The previous prime is 314530426719571. The next prime is 314530426719611. The reversal of 314530426719581 is 185917624035413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192252367560100 + 122278059159481 = 13865510^2 + 11057941^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-314530426719581 is a prime.

It is a super-2 number, since 2×314530426719581² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 314530426719581.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314530426719571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157265213359790 + 157265213359791.

It is an arithmetic number, because the mean of its divisors is an integer number (157265213359791).

It is a 1-persistent number, because it is pandigital, but 2⋅314530426719581 = 629060853439162 is not.

Almost surely, 2^{314530426719581} is an apocalyptic number.

It is an amenable number.

314530426719581 is a deficient number, since it is larger than the sum of its proper divisors (1).

314530426719581 is an equidigital number, since it uses as much as digits as its factorization.

314530426719581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21772800, while the sum is 59.

The spelling of 314530426719581 in words is "three hundred fourteen trillion, five hundred thirty billion, four hundred twenty-six million, seven hundred nineteen thousand, five hundred eighty-one".