13005003542 has 16 divisors (see below), whose sum is σ = 20435630400. Its totient is φ = 6198803520.

The previous prime is 13005003493. The next prime is 13005003589. The reversal of 13005003542 is 24530050031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1414559 + ... + 1423722.

It is an arithmetic number, because the mean of its divisors is an integer number (1277226900).

Almost surely, 2^13005003542 is an apocalyptic number.

13005003542 is a deficient number, since it is larger than the sum of its proper divisors (7430626858).

13005003542 is a wasteful number, since it uses less digits than its factorization.

13005003542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838391.

The product of its (nonzero) digits is 1800, while the sum is 23.

Adding to 13005003542 its reverse (24530050031), we get a palindrome (37535053573).

The spelling of 13005003542 in words is "thirteen billion, five million, three thousand, five hundred forty-two".