706765979 has 2 divisors, whose sum is σ = 706765980. Its totient is φ = 706765978.

The previous prime is 706765963. The next prime is 706766029. The reversal of 706765979 is 979567607.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 706765979 - 2⁴ = 706765963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (706765909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353382989 + 353382990.

It is an arithmetic number, because the mean of its divisors is an integer number (353382990).

Almost surely, 2^706765979 is an apocalyptic number.

706765979 is a deficient number, since it is larger than the sum of its proper divisors (1).

706765979 is an equidigital number, since it uses as much as digits as its factorization.

706765979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5000940, while the sum is 56.

The square root of 706765979 is about 26585.0706036302. The cubic root of 706765979 is about 890.7555671903.

The spelling of 706765979 in words is "seven hundred six million, seven hundred sixty-five thousand, nine hundred seventy-nine".