696317887 has 2 divisors, whose sum is σ = 696317888. Its totient is φ = 696317886.

The previous prime is 696317879. The next prime is 696317903. The reversal of 696317887 is 788713696.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 696317887 - 2³ = 696317879 is a prime.

It is a super-2 number, since 2×696317887² = 969717199512289538, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (696317827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348158943 + 348158944.

It is an arithmetic number, because the mean of its divisors is an integer number (348158944).

Almost surely, 2^696317887 is an apocalyptic number.

696317887 is a deficient number, since it is larger than the sum of its proper divisors (1).

696317887 is an equidigital number, since it uses as much as digits as its factorization.

696317887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3048192, while the sum is 55.

The square root of 696317887 is about 26387.8359665964. The cubic root of 696317887 is about 886.3444245343.

The spelling of 696317887 in words is "six hundred ninety-six million, three hundred seventeen thousand, eight hundred eighty-seven".