6830904979 has 2 divisors, whose sum is σ = 6830904980. Its totient is φ = 6830904978.

The previous prime is 6830904919. The next prime is 6830905007. The reversal of 6830904979 is 9794090386.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6830904979 - 2²¹ = 6828807827 is a prime.

It is a super-2 number, since 2×6830904979² = 93322525664253980882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6830904919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3415452489 + 3415452490.

It is an arithmetic number, because the mean of its divisors is an integer number (3415452490).

Almost surely, 2^6830904979 is an apocalyptic number.

6830904979 is a deficient number, since it is larger than the sum of its proper divisors (1).

6830904979 is an equidigital number, since it uses as much as digits as its factorization.

6830904979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2939328, while the sum is 55.

The square root of 6830904979 is about 82649.2890411043. The cubic root of 6830904979 is about 1897.4022651561.

The spelling of 6830904979 in words is "six billion, eight hundred thirty million, nine hundred four thousand, nine hundred seventy-nine".