314989219 has 2 divisors, whose sum is σ = 314989220. Its totient is φ = 314989218.

The previous prime is 314989211. The next prime is 314989247. The reversal of 314989219 is 912989413.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 314989219 - 2³ = 314989211 is a prime.

It is a super-2 number, since 2×314989219² = 198436416172459922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (314989211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157494609 + 157494610.

It is an arithmetic number, because the mean of its divisors is an integer number (157494610).

Almost surely, 2^314989219 is an apocalyptic number.

314989219 is a deficient number, since it is larger than the sum of its proper divisors (1).

314989219 is an equidigital number, since it uses as much as digits as its factorization.

314989219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 46.

The square root of 314989219 is about 17747.9356264327. The cubic root of 314989219 is about 680.4014490817.

The spelling of 314989219 in words is "three hundred fourteen million, nine hundred eighty-nine thousand, two hundred nineteen".