13553531534105 has 4 divisors (see below), whose sum is σ = 16264237840932. Its totient is φ = 10842825227280.

The previous prime is 13553531534087. The next prime is 13553531534117. The reversal of 13553531534105 is 50143513535531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4046200641289 + 9507330892816 = 2011517^2 + 3083396^2 .

It is not a de Polignac number, because 13553531534105 - 2¹⁶ = 13553531468569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1355353153406 + ... + 1355353153415.

It is an arithmetic number, because the mean of its divisors is an integer number (4066059460233).

Almost surely, 2^{13553531534105} is an apocalyptic number.

It is an amenable number.

13553531534105 is a deficient number, since it is larger than the sum of its proper divisors (2710706306827).

13553531534105 is an equidigital number, since it uses as much as digits as its factorization.

13553531534105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2710706306826.

The product of its (nonzero) digits is 1012500, while the sum is 44.

The spelling of 13553531534105 in words is "thirteen trillion, five hundred fifty-three billion, five hundred thirty-one million, five hundred thirty-four thousand, one hundred five".