13004512320541 has 64 divisors (see below), whose sum is σ = 16351581818880. Its totient is φ = 10084283919360.

The previous prime is 13004512320539. The next prime is 13004512320619. The reversal of 13004512320541 is 14502321540031.

It is not a de Polignac number, because 13004512320541 - 2¹ = 13004512320539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13004512326541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1803423426 + ... + 1803430636.

It is an arithmetic number, because the mean of its divisors is an integer number (255493465920).

Almost surely, 2^{13004512320541} is an apocalyptic number.

It is an amenable number.

13004512320541 is a deficient number, since it is larger than the sum of its proper divisors (3347069498339).

13004512320541 is a wasteful number, since it uses less digits than its factorization.

13004512320541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9514.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 13004512320541 its reverse (14502321540031), we get a palindrome (27506833860572).

The spelling of 13004512320541 in words is "thirteen trillion, four billion, five hundred twelve million, three hundred twenty thousand, five hundred forty-one".