314617217 has 2 divisors, whose sum is σ = 314617218. Its totient is φ = 314617216.

The previous prime is 314617157. The next prime is 314617223. The reversal of 314617217 is 712716413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 284630641 + 29986576 = 16871^2 + 5476^2 .

It is a cyclic number.

It is not a de Polignac number, because 314617217 - 2⁶ = 314617153 is a prime.

It is not a weakly prime, because it can be changed into another prime (314617267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157308608 + 157308609.

It is an arithmetic number, because the mean of its divisors is an integer number (157308609).

Almost surely, 2^314617217 is an apocalyptic number.

It is an amenable number.

314617217 is a deficient number, since it is larger than the sum of its proper divisors (1).

314617217 is an equidigital number, since it uses as much as digits as its factorization.

314617217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 32.

The square root of 314617217 is about 17737.4523818952. The cubic root of 314617217 is about 680.1334923907.

The spelling of 314617217 in words is "three hundred fourteen million, six hundred seventeen thousand, two hundred seventeen".