3421204859 has 2 divisors, whose sum is σ = 3421204860. Its totient is φ = 3421204858.

The previous prime is 3421204823. The next prime is 3421204903. The reversal of 3421204859 is 9584021243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3421204859 - 2²⁰ = 3420156283 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3421200859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710602429 + 1710602430.

It is an arithmetic number, because the mean of its divisors is an integer number (1710602430).

Almost surely, 2^3421204859 is an apocalyptic number.

3421204859 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421204859 is an equidigital number, since it uses as much as digits as its factorization.

3421204859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 3421204859 is about 58491.0664888237. The cubic root of 3421204859 is about 1506.8141622176.

The spelling of 3421204859 in words is "three billion, four hundred twenty-one million, two hundred four thousand, eight hundred fifty-nine".