79104419 has 2 divisors, whose sum is σ = 79104420. Its totient is φ = 79104418.

The previous prime is 79104413. The next prime is 79104439. The reversal of 79104419 is 91440197.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79104419 is a prime.

It is a super-2 number, since 2×79104419² = 12515018210655122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (79104413) 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, 39552209 + 39552210.

It is an arithmetic number, because the mean of its divisors is an integer number (39552210).

Almost surely, 2^79104419 is an apocalyptic number.

79104419 is a deficient number, since it is larger than the sum of its proper divisors (1).

79104419 is an equidigital number, since it uses as much as digits as its factorization.

79104419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 79104419 is about 8894.0665052607. The cubic root of 79104419 is about 429.2730081071.

The spelling of 79104419 in words is "seventy-nine million, one hundred four thousand, four hundred nineteen".