965039348161 has 4 divisors (see below), whose sum is σ = 1102902112192. Its totient is φ = 827176584132.

The previous prime is 965039348159. The next prime is 965039348173. The reversal of 965039348161 is 161843930569.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 161843930569 = 15227 ⋅10628747.

It is a cyclic number.

It is not a de Polignac number, because 965039348161 - 2¹ = 965039348159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (965039348191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68931382005 + ... + 68931382018.

It is an arithmetic number, because the mean of its divisors is an integer number (275725528048).

Almost surely, 2^965039348161 is an apocalyptic number.

It is an amenable number.

965039348161 is a deficient number, since it is larger than the sum of its proper divisors (137862764031).

965039348161 is a wasteful number, since it uses less digits than its factorization.

965039348161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137862764030.

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 965039348161 in words is "nine hundred sixty-five billion, thirty-nine million, three hundred forty-eight thousand, one hundred sixty-one".