13450013209 has 4 divisors (see below), whose sum is σ = 14034796416. Its totient is φ = 12865230004.

The previous prime is 13450013201. The next prime is 13450013219. The reversal of 13450013209 is 90231005431.

13450013209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13450013209 - 2³ = 13450013201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13450013201) 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 3 ways as a sum of consecutive naturals, for example, 292391569 + ... + 292391614.

It is an arithmetic number, because the mean of its divisors is an integer number (3508699104).

Almost surely, 2^13450013209 is an apocalyptic number.

It is an amenable number.

13450013209 is a deficient number, since it is larger than the sum of its proper divisors (584783207).

13450013209 is an equidigital number, since it uses as much as digits as its factorization.

13450013209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584783206.

The product of its (nonzero) digits is 3240, while the sum is 28.

The spelling of 13450013209 in words is "thirteen billion, four hundred fifty million, thirteen thousand, two hundred nine".