314221361 has 2 divisors, whose sum is σ = 314221362. Its totient is φ = 314221360.

The previous prime is 314221333. The next prime is 314221393. The reversal of 314221361 is 163122413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 303456400 + 10764961 = 17420^2 + 3281^2 .

It is a cyclic number.

It is not a de Polignac number, because 314221361 - 2¹⁰ = 314220337 is a prime.

It is not a weakly prime, because it can be changed into another prime (314221861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157110680 + 157110681.

It is an arithmetic number, because the mean of its divisors is an integer number (157110681).

Almost surely, 2^314221361 is an apocalyptic number.

It is an amenable number.

314221361 is a deficient number, since it is larger than the sum of its proper divisors (1).

314221361 is an equidigital number, since it uses as much as digits as its factorization.

314221361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 23.

The square root of 314221361 is about 17726.2901081980. The cubic root of 314221361 is about 679.8481213571.

Adding to 314221361 its reverse (163122413), we get a palindrome (477343774).

The spelling of 314221361 in words is "three hundred fourteen million, two hundred twenty-one thousand, three hundred sixty-one".