13144003004 has 24 divisors (see below), whose sum is σ = 25300487856. Its totient is φ = 5974544400.

The previous prime is 13144003001. The next prime is 13144003073. The reversal of 13144003004 is 40030044131.

It is a happy number.

It is a super-2 number, since 2×13144003004² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13144003001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229087 + ... + 1239734.

It is an arithmetic number, because the mean of its divisors is an integer number (1054186994).

Almost surely, 2^13144003004 is an apocalyptic number.

It is an amenable number.

13144003004 is a deficient number, since it is larger than the sum of its proper divisors (12156484852).

13144003004 is a wasteful number, since it uses less digits than its factorization.

13144003004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2468858 (or 2468834 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 13144003004 its reverse (40030044131), we get a palindrome (53174047135).

The spelling of 13144003004 in words is "thirteen billion, one hundred forty-four million, three thousand, four".