6847977079 has 2 divisors, whose sum is σ = 6847977080. Its totient is φ = 6847977078.

The previous prime is 6847977067. The next prime is 6847977091. The reversal of 6847977079 is 9707797486.

It is a balanced prime because it is at equal distance from previous prime (6847977067) and next prime (6847977091).

It is a cyclic number.

It is not a de Polignac number, because 6847977079 - 2⁵ = 6847977047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6847977079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6847974079) 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, 3423988539 + 3423988540.

It is an arithmetic number, because the mean of its divisors is an integer number (3423988540).

Almost surely, 2^6847977079 is an apocalyptic number.

6847977079 is a deficient number, since it is larger than the sum of its proper divisors (1).

6847977079 is an equidigital number, since it uses as much as digits as its factorization.

6847977079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37340352, while the sum is 64.

The square root of 6847977079 is about 82752.5049711488. The cubic root of 6847977079 is about 1898.9816407053.

The spelling of 6847977079 in words is "six billion, eight hundred forty-seven million, nine hundred seventy-seven thousand, seventy-nine".