695645951113 has 2 divisors, whose sum is σ = 695645951114. Its totient is φ = 695645951112.

The previous prime is 695645951107. The next prime is 695645951141. The reversal of 695645951113 is 311159546596.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 690356589129 + 5289361984 = 830877^2 + 72728^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-695645951113 is a prime.

It is not a weakly prime, because it can be changed into another prime (695645955113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347822975556 + 347822975557.

It is an arithmetic number, because the mean of its divisors is an integer number (347822975557).

Almost surely, 2^695645951113 is an apocalyptic number.

It is an amenable number.

695645951113 is a deficient number, since it is larger than the sum of its proper divisors (1).

695645951113 is an equidigital number, since it uses as much as digits as its factorization.

695645951113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4374000, while the sum is 55.

The spelling of 695645951113 in words is "six hundred ninety-five billion, six hundred forty-five million, nine hundred fifty-one thousand, one hundred thirteen".