313014389 has 2 divisors, whose sum is σ = 313014390. Its totient is φ = 313014388.

The previous prime is 313014349. The next prime is 313014397. The reversal of 313014389 is 983410313.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 292239025 + 20775364 = 17095^2 + 4558^2 .

It is an emirp because it is prime and its reverse (983410313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313014389 - 2⁸ = 313014133 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313014349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156507194 + 156507195.

It is an arithmetic number, because the mean of its divisors is an integer number (156507195).

Almost surely, 2^313014389 is an apocalyptic number.

It is an amenable number.

313014389 is a deficient number, since it is larger than the sum of its proper divisors (1).

313014389 is an equidigital number, since it uses as much as digits as its factorization.

313014389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 313014389 is about 17692.2126654639. The cubic root of 313014389 is about 678.9765377907.

The spelling of 313014389 in words is "three hundred thirteen million, fourteen thousand, three hundred eighty-nine".