969116831 has 8 divisors (see below), whose sum is σ = 1037414400. Its totient is φ = 902548440.

The previous prime is 969116801. The next prime is 969116849. The reversal of 969116831 is 138611969.

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 969116831 - 2²² = 964922527 is a prime.

It is a super-2 number, since 2×969116831² = 1878374864254965122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (969116801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431135 + ... + 433376.

It is an arithmetic number, because the mean of its divisors is an integer number (129676800).

Almost surely, 2^969116831 is an apocalyptic number.

969116831 is a deficient number, since it is larger than the sum of its proper divisors (68297569).

969116831 is a wasteful number, since it uses less digits than its factorization.

969116831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864589.

The product of its digits is 69984, while the sum is 44.

The square root of 969116831 is about 31130.6413522112. The cubic root of 969116831 is about 989.5977793334.

The spelling of 969116831 in words is "nine hundred sixty-nine million, one hundred sixteen thousand, eight hundred thirty-one".