6979705219 has 2 divisors, whose sum is σ = 6979705220. Its totient is φ = 6979705218.

The previous prime is 6979705207. The next prime is 6979705223. The reversal of 6979705219 is 9125079796.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6979705219 - 2²¹ = 6977608067 is a prime.

It is a super-2 number, since 2×6979705219² = 97432569888271675922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6979705219.

It is not a weakly prime, because it can be changed into another prime (6979705279) 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, 3489852609 + 3489852610.

It is an arithmetic number, because the mean of its divisors is an integer number (3489852610).

Almost surely, 2^6979705219 is an apocalyptic number.

6979705219 is a deficient number, since it is larger than the sum of its proper divisors (1).

6979705219 is an equidigital number, since it uses as much as digits as its factorization.

6979705219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2143260, while the sum is 55.

The square root of 6979705219 is about 83544.6301027182. The cubic root of 6979705219 is about 1911.0807018792.

The spelling of 6979705219 in words is "six billion, nine hundred seventy-nine million, seven hundred five thousand, two hundred nineteen".