965771 has 4 divisors (see below), whose sum is σ = 982200. Its totient is φ = 949344.

The previous prime is 965759. The next prime is 965773. The reversal of 965771 is 177569.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 177569 = 7 ⋅25367.

It is a cyclic number.

It is not a de Polignac number, because 965771 - 2¹⁴ = 949387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (965773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8126 + ... + 8243.

It is an arithmetic number, because the mean of its divisors is an integer number (245550).

2⁹⁶⁵⁷⁷¹ is an apocalyptic number.

965771 is a deficient number, since it is larger than the sum of its proper divisors (16429).

965771 is a wasteful number, since it uses less digits than its factorization.

965771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16428.

The product of its digits is 13230, while the sum is 35.

The square root of 965771 is about 982.7364855341. The cubic root of 965771 is about 98.8457619366.

The spelling of 965771 in words is "nine hundred sixty-five thousand, seven hundred seventy-one".