13340045321 has 8 divisors (see below), whose sum is σ = 13432574400. Its totient is φ = 13247571600.

The previous prime is 13340045281. The next prime is 13340045339. The reversal of 13340045321 is 12354004331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13340045321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13340045371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 548150 + ... + 571968.

It is an arithmetic number, because the mean of its divisors is an integer number (1679071800).

Almost surely, 2^13340045321 is an apocalyptic number.

It is an amenable number.

13340045321 is a deficient number, since it is larger than the sum of its proper divisors (92529079).

13340045321 is a wasteful number, since it uses less digits than its factorization.

13340045321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27679.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 13340045321 its reverse (12354004331), we get a palindrome (25694049652).

The spelling of 13340045321 in words is "thirteen billion, three hundred forty million, forty-five thousand, three hundred twenty-one".