13104514541021 has 4 divisors (see below), whose sum is σ = 13270394472000. Its totient is φ = 12938634610044.

The previous prime is 13104514541017. The next prime is 13104514541033. The reversal of 13104514541021 is 12014541540131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13104514541021 - 2² = 13104514541017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13104514541621) 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, 82939965371 + ... + 82939965528.

It is an arithmetic number, because the mean of its divisors is an integer number (3317598618000).

Almost surely, 2^{13104514541021} is an apocalyptic number.

It is an amenable number.

13104514541021 is a deficient number, since it is larger than the sum of its proper divisors (165879930979).

13104514541021 is an equidigital number, since it uses as much as digits as its factorization.

13104514541021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165879930978.

The product of its (nonzero) digits is 9600, while the sum is 32.

The spelling of 13104514541021 in words is "thirteen trillion, one hundred four billion, five hundred fourteen million, five hundred forty-one thousand, twenty-one".