13323023209 has 2 divisors, whose sum is σ = 13323023210. Its totient is φ = 13323023208.

The previous prime is 13323023183. The next prime is 13323023303. The reversal of 13323023209 is 90232032331.

It is a happy number.

13323023209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8640632025 + 4682391184 = 92955^2 + 68428^2 .

It is a cyclic number.

It is not a de Polignac number, because 13323023209 - 2¹⁷ = 13322892137 is a prime.

It is not a weakly prime, because it can be changed into another prime (13323020209) 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 as a sum of consecutive naturals, namely, 6661511604 + 6661511605.

It is an arithmetic number, because the mean of its divisors is an integer number (6661511605).

Almost surely, 2^13323023209 is an apocalyptic number.

It is an amenable number.

13323023209 is a deficient number, since it is larger than the sum of its proper divisors (1).

13323023209 is an equidigital number, since it uses as much as digits as its factorization.

13323023209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 28.

The spelling of 13323023209 in words is "thirteen billion, three hundred twenty-three million, twenty-three thousand, two hundred nine".