965251697 has 2 divisors, whose sum is σ = 965251698. Its totient is φ = 965251696.

The previous prime is 965251691. The next prime is 965251711. The reversal of 965251697 is 796152569.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 874030096 + 91221601 = 29564^2 + 9551^2 .

It is a cyclic number.

It is not a de Polignac number, because 965251697 - 2²² = 961057393 is a prime.

It is a super-2 number, since 2×965251697² = 1863421677122759618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (965251691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482625848 + 482625849.

It is an arithmetic number, because the mean of its divisors is an integer number (482625849).

Almost surely, 2^965251697 is an apocalyptic number.

It is an amenable number.

965251697 is a deficient number, since it is larger than the sum of its proper divisors (1).

965251697 is an equidigital number, since it uses as much as digits as its factorization.

965251697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1020600, while the sum is 50.

The square root of 965251697 is about 31068.5000764440. The cubic root of 965251697 is about 988.2804203417.

The spelling of 965251697 in words is "nine hundred sixty-five million, two hundred fifty-one thousand, six hundred ninety-seven".