13521625134 has 16 divisors (see below), whose sum is σ = 27048720000. Its totient is φ = 4506296760.

The previous prime is 13521625079. The next prime is 13521625147. The reversal of 13521625134 is 43152612531.

13521625134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13521625095 and 13521625104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195412 + ... + 255399.

It is an arithmetic number, because the mean of its divisors is an integer number (1690545000).

Almost surely, 2^13521625134 is an apocalyptic number.

13521625134 is an abundant number, since it is smaller than the sum of its proper divisors (13527094866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13521625134 is a wasteful number, since it uses less digits than its factorization.

13521625134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455815.

The product of its digits is 21600, while the sum is 33.

The spelling of 13521625134 in words is "thirteen billion, five hundred twenty-one million, six hundred twenty-five thousand, one hundred thirty-four".