13044653 has 6 divisors (see below), whose sum is σ = 13151502. Its totient is φ = 12938520.

The previous prime is 13044637. The next prime is 13044671. The reversal of 13044653 is 35644031.

It can be written as a sum of positive squares in only one way, i.e., 12866569 + 178084 = 3587^2 + 422^2 .

It is not a de Polignac number, because 13044653 - 2⁴ = 13044637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13044613) 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 5 ways as a sum of consecutive naturals, for example, 44375 + ... + 44667.

It is an arithmetic number, because the mean of its divisors is an integer number (2191917).

Almost surely, 2^13044653 is an apocalyptic number.

It is an amenable number.

13044653 is a deficient number, since it is larger than the sum of its proper divisors (106849).

13044653 is an frugal number, since it uses more digits than its factorization.

13044653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715 (or 504 counting only the distinct ones).

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

The square root of 13044653 is about 3611.7382241796. The cubic root of 13044653 is about 235.4023768843.

Adding to 13044653 its reverse (35644031), we get a palindrome (48688684).

The spelling of 13044653 in words is "thirteen million, forty-four thousand, six hundred fifty-three".