13324545 has 24 divisors (see below), whose sum is σ = 24873576. Its totient is φ = 6559488.

The previous prime is 13324541. The next prime is 13324559. The reversal of 13324545 is 54542331.

It can be written as a sum of positive squares in 4 ways, for example, as 1648656 + 11675889 = 1284^2 + 3417^2 .

It is not a de Polignac number, because 13324545 - 2² = 13324541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13324541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10804 + ... + 11973.

It is an arithmetic number, because the mean of its divisors is an integer number (1036399).

Almost surely, 2^13324545 is an apocalyptic number.

13324545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13324545 is a deficient number, since it is larger than the sum of its proper divisors (11549031).

13324545 is a wasteful number, since it uses less digits than its factorization.

13324545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22801 (or 22798 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 13324545 is about 3650.2801262369. The cubic root of 13324545 is about 237.0741102420.

Adding to 13324545 its reverse (54542331), we get a palindrome (67866876).

The spelling of 13324545 in words is "thirteen million, three hundred twenty-four thousand, five hundred forty-five".