6809433019 has 2 divisors, whose sum is σ = 6809433020. Its totient is φ = 6809433018.

The previous prime is 6809432953. The next prime is 6809433089. The reversal of 6809433019 is 9103349086.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6809433019 - 2⁷ = 6809432891 is a prime.

It is a super-2 number, since 2×6809433019² = 92736756080494908722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6809433089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3404716509 + 3404716510.

It is an arithmetic number, because the mean of its divisors is an integer number (3404716510).

Almost surely, 2^6809433019 is an apocalyptic number.

6809433019 is a deficient number, since it is larger than the sum of its proper divisors (1).

6809433019 is an equidigital number, since it uses as much as digits as its factorization.

6809433019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 6809433019 is about 82519.2887693538. The cubic root of 6809433019 is about 1895.4121087457.

The spelling of 6809433019 in words is "six billion, eight hundred nine million, four hundred thirty-three thousand, nineteen".