13255434523 has 8 divisors (see below), whose sum is σ = 13314549600. Its totient is φ = 13196353920.

The previous prime is 13255434481. The next prime is 13255434547. The reversal of 13255434523 is 32543455231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13255434523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13255434583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041786 + ... + 1054432.

It is an arithmetic number, because the mean of its divisors is an integer number (1664318700).

Almost surely, 2^13255434523 is an apocalyptic number.

13255434523 is a deficient number, since it is larger than the sum of its proper divisors (59115077).

13255434523 is a wasteful number, since it uses less digits than its factorization.

13255434523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17237.

The product of its digits is 216000, while the sum is 37.

Adding to 13255434523 its reverse (32543455231), we get a palindrome (45798889754).

The spelling of 13255434523 in words is "thirteen billion, two hundred fifty-five million, four hundred thirty-four thousand, five hundred twenty-three".