969971 has 4 divisors (see below), whose sum is σ = 974472. Its totient is φ = 965472.

The previous prime is 969929. The next prime is 969977. The reversal of 969971 is 179969.

It is a happy number.

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 969971 - 2⁶ = 969907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (969977) 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 3 ways as a sum of consecutive naturals, for example, 1910 + ... + 2363.

It is an arithmetic number, because the mean of its divisors is an integer number (243618).

2⁹⁶⁹⁹⁷¹ is an apocalyptic number.

969971 is a deficient number, since it is larger than the sum of its proper divisors (4501).

969971 is a wasteful number, since it uses less digits than its factorization.

969971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500.

The product of its digits is 30618, while the sum is 41.

The square root of 969971 is about 984.8710575502. The cubic root of 969971 is about 98.9888434185.

The spelling of 969971 in words is "nine hundred sixty-nine thousand, nine hundred seventy-one".