1304419 has 2 divisors, whose sum is σ = 1304420. Its totient is φ = 1304418.

The previous prime is 1304411. The next prime is 1304477. The reversal of 1304419 is 9144031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1304419 - 2³ = 1304411 is a prime.

It is a super-2 number, since 2×1304419² = 3403017855122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1304419.

It is not a weakly prime, because it can be changed into another prime (1304411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652209 + 652210.

It is an arithmetic number, because the mean of its divisors is an integer number (652210).

2^1304419 is an apocalyptic number.

1304419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304419 is an equidigital number, since it uses as much as digits as its factorization.

1304419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1304419 is about 1142.1116407777. Note that the first 3 decimals coincide. The cubic root of 1304419 is about 109.2628116592.

The spelling of 1304419 in words is "one million, three hundred four thousand, four hundred nineteen".