969788671 has 4 divisors (see below), whose sum is σ = 1020830200. Its totient is φ = 918747144.

The previous prime is 969788657. The next prime is 969788731. The reversal of 969788671 is 176887969.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 969788671 - 2¹⁷ = 969657599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (969788371) 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, 25520736 + ... + 25520773.

It is an arithmetic number, because the mean of its divisors is an integer number (255207550).

Almost surely, 2^969788671 is an apocalyptic number.

969788671 is a deficient number, since it is larger than the sum of its proper divisors (51041529).

969788671 is a wasteful number, since it uses less digits than its factorization.

969788671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51041528.

The product of its digits is 9144576, while the sum is 61.

The square root of 969788671 is about 31141.4301373588. The cubic root of 969788671 is about 989.8264059806.

The spelling of 969788671 in words is "nine hundred sixty-nine million, seven hundred eighty-eight thousand, six hundred seventy-one".