670706711 has 2 divisors, whose sum is σ = 670706712. Its totient is φ = 670706710.

The previous prime is 670706671. The next prime is 670706719. The reversal of 670706711 is 117607076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670706711 - 2²⁶ = 603597847 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670706719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335353355 + 335353356.

It is an arithmetic number, because the mean of its divisors is an integer number (335353356).

Almost surely, 2^670706711 is an apocalyptic number.

670706711 is a deficient number, since it is larger than the sum of its proper divisors (1).

670706711 is an equidigital number, since it uses as much as digits as its factorization.

670706711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12348, while the sum is 35.

The square root of 670706711 is about 25898.0059270979. The cubic root of 670706711 is about 875.3415639563.

It can be divided in two parts, 6707067 and 11, that multiplied together give a palindrome (73777737).

The spelling of 670706711 in words is "six hundred seventy million, seven hundred six thousand, seven hundred eleven".