13232023009 has 4 divisors (see below), whose sum is σ = 13233447700. Its totient is φ = 13230598320.

The previous prime is 13232023003. The next prime is 13232023033. The reversal of 13232023009 is 90032023231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11548726225 + 1683296784 = 107465^2 + 41028^2 .

It is a cyclic number.

It is not a de Polignac number, because 13232023009 - 2⁹ = 13232022497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13232023003) 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, 698322 + ... + 717019.

It is an arithmetic number, because the mean of its divisors is an integer number (3308361925).

Almost surely, 2^13232023009 is an apocalyptic number.

It is an amenable number.

13232023009 is a deficient number, since it is larger than the sum of its proper divisors (1424691).

13232023009 is an equidigital number, since it uses as much as digits as its factorization.

13232023009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424690.

The product of its (nonzero) digits is 1944, while the sum is 25.

The spelling of 13232023009 in words is "thirteen billion, two hundred thirty-two million, twenty-three thousand, nine".