13321045 has 8 divisors (see below), whose sum is σ = 16005024. Its totient is φ = 10643664.

The previous prime is 13321027. The next prime is 13321051. The reversal of 13321045 is 54012331.

13321045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 13321045 - 2⁹ = 13320533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6202 + ... + 8068.

It is an arithmetic number, because the mean of its divisors is an integer number (2000628).

Almost surely, 2^13321045 is an apocalyptic number.

It is an amenable number.

13321045 is a deficient number, since it is larger than the sum of its proper divisors (2683979).

13321045 is a wasteful number, since it uses less digits than its factorization.

13321045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3299.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13321045 is about 3649.8006794892. The cubic root of 13321045 is about 237.0533507577.

Adding to 13321045 its reverse (54012331), we get a palindrome (67333376).

The spelling of 13321045 in words is "thirteen million, three hundred twenty-one thousand, forty-five".