13512135003 has 4 divisors (see below), whose sum is σ = 18016180008. Its totient is φ = 9008090000.

The previous prime is 13512135001. The next prime is 13512135011. The reversal of 13512135003 is 30053121531.

13512135003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30053121531 = 3 ⋅10017707177.

It is a cyclic number.

It is not a de Polignac number, because 13512135003 - 2¹ = 13512135001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13512135001) by changing a digit.

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, 2252022498 + ... + 2252022503.

It is an arithmetic number, because the mean of its divisors is an integer number (4504045002).

Almost surely, 2^13512135003 is an apocalyptic number.

13512135003 is a deficient number, since it is larger than the sum of its proper divisors (4504045005).

13512135003 is an equidigital number, since it uses as much as digits as its factorization.

13512135003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504045004.

The product of its (nonzero) digits is 1350, while the sum is 24.

Adding to 13512135003 its reverse (30053121531), we get a palindrome (43565256534).

The spelling of 13512135003 in words is "thirteen billion, five hundred twelve million, one hundred thirty-five thousand, three".