13533412135 has 4 divisors (see below), whose sum is σ = 16240094568.
Its totient is φ = 10826729704.
The previous prime is 13533412091. The next prime is 13533412159. The reversal of 13533412135 is 53121433531.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13533412135 - 27 = 13533412007 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13533412097 and 13533412106.
It is a congruent 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, 1353341209 + ... + 1353341218.
It is an arithmetic number, because the mean of its divisors is an integer number (4060023642).
Almost surely, 213533412135 is an apocalyptic number.
13533412135 is a deficient number, since it is larger than the sum of its proper divisors (2706682433).
13533412135 is an equidigital number, since it uses as much as digits as its factorization.
13533412135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2706682432.
The product of its digits is 16200, while the sum is 31.
Adding to 13533412135 its reverse (53121433531), we get a palindrome (66654845666).
The spelling of 13533412135 in words is "thirteen billion, five hundred thirty-three million, four hundred twelve thousand, one hundred thirty-five".