1004879219 has 2 divisors, whose sum is σ = 1004879220. Its totient is φ = 1004879218.

The previous prime is 1004879207. The next prime is 1004879243. The reversal of 1004879219 is 9129784001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004879219 is a prime.

It is a super-2 number, since 2×1004879219² = 2019564489556099922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1004879419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502439609 + 502439610.

It is an arithmetic number, because the mean of its divisors is an integer number (502439610).

Almost surely, 2^1004879219 is an apocalyptic number.

1004879219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004879219 is an equidigital number, since it uses as much as digits as its factorization.

1004879219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 1004879219 is about 31699.8299522253. The cubic root of 1004879219 is about 1001.6237682828.

The spelling of 1004879219 in words is "one billion, four million, eight hundred seventy-nine thousand, two hundred nineteen".