13144003 has 4 divisors (see below), whose sum is σ = 13155408. Its totient is φ = 13132600.

The previous prime is 13143997. The next prime is 13144007. The reversal of 13144003 is 30044131.

13144003 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 is a cyclic number.

It is not a de Polignac number, because 13144003 - 2⁹ = 13143491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13144007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3751 + ... + 6352.

It is an arithmetic number, because the mean of its divisors is an integer number (3288852).

Almost surely, 2^13144003 is an apocalyptic number.

13144003 is a deficient number, since it is larger than the sum of its proper divisors (11405).

13144003 is a wasteful number, since it uses less digits than its factorization.

13144003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11404.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 13144003 is about 3625.4659010946. The cubic root of 13144003 is about 235.9984858181.

Adding to 13144003 its reverse (30044131), we get a palindrome (43188134).

The spelling of 13144003 in words is "thirteen million, one hundred forty-four thousand, three".