6670006697 has 2 divisors, whose sum is σ = 6670006698. Its totient is φ = 6670006696.

The previous prime is 6670006669. The next prime is 6670006703. The reversal of 6670006697 is 7966000766.

6670006697 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6377459881 + 292546816 = 79859^2 + 17104^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6670006697 is a prime.

It is not a weakly prime, because it can be changed into another prime (6670006657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3335003348 + 3335003349.

It is an arithmetic number, because the mean of its divisors is an integer number (3335003349).

Almost surely, 2^6670006697 is an apocalyptic number.

It is an amenable number.

6670006697 is a deficient number, since it is larger than the sum of its proper divisors (1).

6670006697 is an equidigital number, since it uses as much as digits as its factorization.

6670006697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 47.

The square root of 6670006697 is about 81670.1089567046. The cubic root of 6670006697 is about 1882.3863141747.

The spelling of 6670006697 in words is "six billion, six hundred seventy million, six thousand, six hundred ninety-seven".