13323545 has 4 divisors (see below), whose sum is σ = 15988260. Its totient is φ = 10658832.

The previous prime is 13323539. The next prime is 13323571. The reversal of 13323545 is 54532331.

13323545 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.

It can be written as a sum of positive squares in 2 ways, for example, as 7252249 + 6071296 = 2693^2 + 2464^2 .

It is a cyclic number.

It is not a de Polignac number, because 13323545 - 2⁶ = 13323481 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1332350 + ... + 1332359.

It is an arithmetic number, because the mean of its divisors is an integer number (3997065).

Almost surely, 2^13323545 is an apocalyptic number.

It is an amenable number.

13323545 is a deficient number, since it is larger than the sum of its proper divisors (2664715).

13323545 is an equidigital number, since it uses as much as digits as its factorization.

13323545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2664714.

The product of its digits is 5400, while the sum is 26.

The square root of 13323545 is about 3650.1431478779. The cubic root of 13323545 is about 237.0681793318.

Adding to 13323545 its reverse (54532331), we get a palindrome (67855876).

The spelling of 13323545 in words is "thirteen million, three hundred twenty-three thousand, five hundred forty-five".