969735009 has 16 divisors (see below), whose sum is σ = 1309860864. Its totient is φ = 638091600.

The previous prime is 969735007. The next prime is 969735059. The reversal of 969735009 is 900537969.

It is a happy number.

It is not a de Polignac number, because 969735009 - 2¹ = 969735007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (969735007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91054 + ... + 101144.

It is an arithmetic number, because the mean of its divisors is an integer number (81866304).

Almost surely, 2^969735009 is an apocalyptic number.

It is an amenable number.

969735009 is a deficient number, since it is larger than the sum of its proper divisors (340125855).

969735009 is a wasteful number, since it uses less digits than its factorization.

969735009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10508.

The product of its (nonzero) digits is 459270, while the sum is 48.

The square root of 969735009 is about 31140.5685400893. The cubic root of 969735009 is about 989.8081487231.

The spelling of 969735009 in words is "nine hundred sixty-nine million, seven hundred thirty-five thousand, nine".