3421419919 has 2 divisors, whose sum is σ = 3421419920. Its totient is φ = 3421419918.

The previous prime is 3421419899. The next prime is 3421420019. The reversal of 3421419919 is 9199141243.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3421419919 - 2¹¹ = 3421417871 is a prime.

It is a super-4 number, since 4×3421419919⁴ (a number of 39 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3421411919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710709959 + 1710709960.

It is an arithmetic number, because the mean of its divisors is an integer number (1710709960).

Almost surely, 2^3421419919 is an apocalyptic number.

3421419919 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421419919 is an equidigital number, since it uses as much as digits as its factorization.

3421419919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 43.

The square root of 3421419919 is about 58492.9048603333. The cubic root of 3421419919 is about 1506.8457347851.

The spelling of 3421419919 in words is "three billion, four hundred twenty-one million, four hundred nineteen thousand, nine hundred nineteen".