965911601 has 8 divisors (see below), whose sum is σ = 974026944. Its totient is φ = 957807760.

The previous prime is 965911567. The next prime is 965911621. The reversal of 965911601 is 106119569.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 965911601 - 2²² = 961717297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (965911621) 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 in 7 ways as a sum of consecutive naturals, for example, 271631 + ... + 275163.

It is an arithmetic number, because the mean of its divisors is an integer number (121753368).

Almost surely, 2^965911601 is an apocalyptic number.

It is an amenable number.

965911601 is a deficient number, since it is larger than the sum of its proper divisors (8115343).

965911601 is a wasteful number, since it uses less digits than its factorization.

965911601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5751.

The product of its (nonzero) digits is 14580, while the sum is 38.

The square root of 965911601 is about 31079.1184077026. The cubic root of 965911601 is about 988.5055849767.

The spelling of 965911601 in words is "nine hundred sixty-five million, nine hundred eleven thousand, six hundred one".