969356923 has 4 divisors (see below), whose sum is σ = 972134800. Its totient is φ = 966579048.

The previous prime is 969356911. The next prime is 969356933. The reversal of 969356923 is 329653969.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 329653969 = 31 ⋅10633999.

It is a cyclic number.

It is not a de Polignac number, because 969356923 - 2⁹ = 969356411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (969356933) 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, 1388415 + ... + 1389112.

It is an arithmetic number, because the mean of its divisors is an integer number (243033700).

Almost surely, 2^969356923 is an apocalyptic number.

969356923 is a deficient number, since it is larger than the sum of its proper divisors (2777877).

969356923 is a wasteful number, since it uses less digits than its factorization.

969356923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2777876.

The product of its digits is 2361960, while the sum is 52.

The square root of 969356923 is about 31134.4973140727. The cubic root of 969356923 is about 989.6794945902.

The spelling of 969356923 in words is "nine hundred sixty-nine million, three hundred fifty-six thousand, nine hundred twenty-three".