13503155532 has 12 divisors (see below), whose sum is σ = 31507362936. Its totient is φ = 4501051840.

The previous prime is 13503155527. The next prime is 13503155551. The reversal of 13503155532 is 23555130531.

It is a happy number.

13503155532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 13503155493 and 13503155502.

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 3 ways as a sum of consecutive naturals, for example, 562631469 + ... + 562631492.

It is an arithmetic number, because the mean of its divisors is an integer number (2625613578).

Almost surely, 2^13503155532 is an apocalyptic number.

13503155532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13503155532 is an abundant number, since it is smaller than the sum of its proper divisors (18004207404).

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

13503155532 is a wasteful number, since it uses less digits than its factorization.

13503155532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125262968 (or 1125262966 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 33.

The spelling of 13503155532 in words is "thirteen billion, five hundred three million, one hundred fifty-five thousand, five hundred thirty-two".