6679081943 has 2 divisors, whose sum is σ = 6679081944. Its totient is φ = 6679081942.

The previous prime is 6679081931. The next prime is 6679082023. The reversal of 6679081943 is 3491809766.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6679081943 - 2²⁶ = 6611973079 is a prime.

It is a super-2 number, since 2×6679081943² = 89220271202617310498, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6679051943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3339540971 + 3339540972.

It is an arithmetic number, because the mean of its divisors is an integer number (3339540972).

Almost surely, 2^6679081943 is an apocalyptic number.

6679081943 is a deficient number, since it is larger than the sum of its proper divisors (1).

6679081943 is an equidigital number, since it uses as much as digits as its factorization.

6679081943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The square root of 6679081943 is about 81725.6504593264. The cubic root of 6679081943 is about 1883.2396554931.

The spelling of 6679081943 in words is "six billion, six hundred seventy-nine million, eighty-one thousand, nine hundred forty-three".