419604979 has 2 divisors, whose sum is σ = 419604980. Its totient is φ = 419604978.

The previous prime is 419604953. The next prime is 419604989. The reversal of 419604979 is 979406914.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 419604979 - 2⁷ = 419604851 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (419604919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209802489 + 209802490.

It is an arithmetic number, because the mean of its divisors is an integer number (209802490).

Almost surely, 2^419604979 is an apocalyptic number.

419604979 is a deficient number, since it is larger than the sum of its proper divisors (1).

419604979 is an equidigital number, since it uses as much as digits as its factorization.

419604979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 419604979 is about 20484.2617391987. The cubic root of 419604979 is about 748.6523823897.

The spelling of 419604979 in words is "four hundred nineteen million, six hundred four thousand, nine hundred seventy-nine".