13044545 has 16 divisors (see below), whose sum is σ = 16754880. Its totient is φ = 9720000.

The previous prime is 13044539. The next prime is 13044557. The reversal of 13044545 is 54544031.

It is not a de Polignac number, because 13044545 - 2¹² = 13040449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4670 + ... + 6920.

It is an arithmetic number, because the mean of its divisors is an integer number (1047180).

Almost surely, 2^13044545 is an apocalyptic number.

It is an amenable number.

13044545 is a deficient number, since it is larger than the sum of its proper divisors (3710335).

13044545 is a wasteful number, since it uses less digits than its factorization.

13044545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2336.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 13044545 is about 3611.7232728990. The cubic root of 13044545 is about 235.4017272305.

Adding to 13044545 its reverse (54544031), we get a palindrome (67588576).

The spelling of 13044545 in words is "thirteen million, forty-four thousand, five hundred forty-five".