695776241 has 2 divisors, whose sum is σ = 695776242. Its totient is φ = 695776240.

The previous prime is 695776199. The next prime is 695776253. The reversal of 695776241 is 142677596.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 693216241 + 2560000 = 26329^2 + 1600^2 .

It is a cyclic number.

It is not a de Polignac number, because 695776241 - 2¹⁸ = 695514097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (695776141) 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, 347888120 + 347888121.

It is an arithmetic number, because the mean of its divisors is an integer number (347888121).

Almost surely, 2^695776241 is an apocalyptic number.

It is an amenable number.

695776241 is a deficient number, since it is larger than the sum of its proper divisors (1).

695776241 is an equidigital number, since it uses as much as digits as its factorization.

695776241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 47.

The square root of 695776241 is about 26377.5707941425. The cubic root of 695776241 is about 886.1145441610.

The spelling of 695776241 in words is "six hundred ninety-five million, seven hundred seventy-six thousand, two hundred forty-one".