6879013 has 2 divisors, whose sum is σ = 6879014. Its totient is φ = 6879012.

The previous prime is 6878983. The next prime is 6879017. The reversal of 6879013 is 3109786.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6466849 + 412164 = 2543^2 + 642^2 .

It is a cyclic number.

It is not a de Polignac number, because 6879013 - 2⁵ = 6878981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6879013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6879017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3439506 + 3439507.

It is an arithmetic number, because the mean of its divisors is an integer number (3439507).

Almost surely, 2^6879013 is an apocalyptic number.

It is an amenable number.

6879013 is a deficient number, since it is larger than the sum of its proper divisors (1).

6879013 is an equidigital number, since it uses as much as digits as its factorization.

6879013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 6879013 is about 2622.7872578614. The cubic root of 6879013 is about 190.1846128073.

The spelling of 6879013 in words is "six million, eight hundred seventy-nine thousand, thirteen".