314657389 has 2 divisors, whose sum is σ = 314657390. Its totient is φ = 314657388.

The previous prime is 314657381. The next prime is 314657419. The reversal of 314657389 is 983756413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183738025 + 130919364 = 13555^2 + 11442^2 .

It is a cyclic number.

It is not a de Polignac number, because 314657389 - 2³ = 314657381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314657381) 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, 157328694 + 157328695.

It is an arithmetic number, because the mean of its divisors is an integer number (157328695).

Almost surely, 2^314657389 is an apocalyptic number.

It is an amenable number.

314657389 is a deficient number, since it is larger than the sum of its proper divisors (1).

314657389 is an equidigital number, since it uses as much as digits as its factorization.

314657389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 46.

The square root of 314657389 is about 17738.5847518904. The cubic root of 314657389 is about 680.1624388462.

The spelling of 314657389 in words is "three hundred fourteen million, six hundred fifty-seven thousand, three hundred eighty-nine".