6979705207 has 2 divisors, whose sum is σ = 6979705208. Its totient is φ = 6979705206.

The previous prime is 6979705193. The next prime is 6979705219. The reversal of 6979705207 is 7025079796.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6979705207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6979705247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3489852603 + 3489852604.

It is an arithmetic number, because the mean of its divisors is an integer number (3489852604).

Almost surely, 2^6979705207 is an apocalyptic number.

6979705207 is a deficient number, since it is larger than the sum of its proper divisors (1).

6979705207 is an equidigital number, since it uses as much as digits as its factorization.

6979705207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1666980, while the sum is 52.

The square root of 6979705207 is about 83544.6300309003. The cubic root of 6979705207 is about 1911.0807007839.

The spelling of 6979705207 in words is "six billion, nine hundred seventy-nine million, seven hundred five thousand, two hundred seven".