696770771 has 2 divisors, whose sum is σ = 696770772. Its totient is φ = 696770770.

The previous prime is 696770759. The next prime is 696770773. The reversal of 696770771 is 177077696.

696770771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-696770771 is a prime.

Together with 696770773, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (696770773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348385385 + 348385386.

It is an arithmetic number, because the mean of its divisors is an integer number (348385386).

Almost surely, 2^696770771 is an apocalyptic number.

696770771 is a deficient number, since it is larger than the sum of its proper divisors (1).

696770771 is an equidigital number, since it uses as much as digits as its factorization.

696770771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777924, while the sum is 50.

The square root of 696770771 is about 26396.4158741296. The cubic root of 696770771 is about 886.5365418711.

The spelling of 696770771 in words is "six hundred ninety-six million, seven hundred seventy thousand, seven hundred seventy-one".