314204393 has 2 divisors, whose sum is σ = 314204394. Its totient is φ = 314204392.

The previous prime is 314204389. The next prime is 314204399. The reversal of 314204393 is 393402413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 301473769 + 12730624 = 17363^2 + 3568^2 .

It is a cyclic number.

It is not a de Polignac number, because 314204393 - 2² = 314204389 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (314204399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157102196 + 157102197.

It is an arithmetic number, because the mean of its divisors is an integer number (157102197).

Almost surely, 2^314204393 is an apocalyptic number.

It is an amenable number.

314204393 is a deficient number, since it is larger than the sum of its proper divisors (1).

314204393 is an equidigital number, since it uses as much as digits as its factorization.

314204393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 314204393 is about 17725.8114905919. The cubic root of 314204393 is about 679.8358838371.

The spelling of 314204393 in words is "three hundred fourteen million, two hundred four thousand, three hundred ninety-three".