313847419 has 2 divisors, whose sum is σ = 313847420. Its totient is φ = 313847418.

The previous prime is 313847393. The next prime is 313847423. The reversal of 313847419 is 914748313.

It is a strong prime.

It is an emirp because it is prime and its reverse (914748313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313847419 - 2¹⁵ = 313814651 is a prime.

It is a super-2 number, since 2×313847419² = 197000404825923122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (313847119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156923709 + 156923710.

It is an arithmetic number, because the mean of its divisors is an integer number (156923710).

Almost surely, 2^313847419 is an apocalyptic number.

313847419 is a deficient number, since it is larger than the sum of its proper divisors (1).

313847419 is an equidigital number, since it uses as much as digits as its factorization.

313847419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 40.

The square root of 313847419 is about 17715.7393015364. The cubic root of 313847419 is about 679.5783278171.

The spelling of 313847419 in words is "three hundred thirteen million, eight hundred forty-seven thousand, four hundred nineteen".