965808945 has 24 divisors (see below), whose sum is σ = 1679476032. Its totient is φ = 513434400.

The previous prime is 965808923. The next prime is 965808959. The reversal of 965808945 is 549808569.

It is a happy number.

It is not a de Polignac number, because 965808945 - 2¹⁵ = 965776177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 965808891 and 965808900.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 20511 + ... + 48500.

It is an arithmetic number, because the mean of its divisors is an integer number (69978168).

Almost surely, 2^965808945 is an apocalyptic number.

It is an amenable number.

965808945 is a deficient number, since it is larger than the sum of its proper divisors (713667087).

965808945 is a wasteful number, since it uses less digits than its factorization.

965808945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69333 (or 69330 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 54.

The square root of 965808945 is about 31077.4668369222. The cubic root of 965808945 is about 988.4705646483.

The spelling of 965808945 in words is "nine hundred sixty-five million, eight hundred eight thousand, nine hundred forty-five".