965655617 has 2 divisors, whose sum is σ = 965655618. Its totient is φ = 965655616.

The previous prime is 965655599. The next prime is 965655619. The reversal of 965655617 is 716556569.

965655617 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 can be written as a sum of positive squares in only one way, i.e., 866772481 + 98883136 = 29441^2 + 9944^2 .

It is a cyclic number.

It is not a de Polignac number, because 965655617 - 2¹² = 965651521 is a prime.

Together with 965655619, 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 (965655619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482827808 + 482827809.

It is an arithmetic number, because the mean of its divisors is an integer number (482827809).

Almost surely, 2^965655617 is an apocalyptic number.

It is an amenable number.

965655617 is a deficient number, since it is larger than the sum of its proper divisors (1).

965655617 is an equidigital number, since it uses as much as digits as its factorization.

965655617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1701000, while the sum is 50.

The square root of 965655617 is about 31074.9998712792. Note that the first 3 decimals coincide. The cubic root of 965655617 is about 988.4182533236.

The spelling of 965655617 in words is "nine hundred sixty-five million, six hundred fifty-five thousand, six hundred seventeen".