13534043531 has 16 divisors (see below), whose sum is σ = 14029977600. Its totient is φ = 13048120800.

The previous prime is 13534043521. The next prime is 13534043569.

13534043531 is nontrivially palindromic in base 10.

13534043531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13534043531 - 2¹⁴ = 13534027147 is a prime.

It is a super-2 number, since 2×13534043531² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13534043521) 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 15 ways as a sum of consecutive naturals, for example, 937490 + ... + 951816.

It is an arithmetic number, because the mean of its divisors is an integer number (876873600).

Almost surely, 2^13534043531 is an apocalyptic number.

13534043531 is a deficient number, since it is larger than the sum of its proper divisors (495934069).

13534043531 is a wasteful number, since it uses less digits than its factorization.

13534043531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14674.

The product of its (nonzero) digits is 32400, while the sum is 32.

It can be divided in two parts, 135340 and 43531, that added together give a palindrome (178871).

The spelling of 13534043531 in words is "thirteen billion, five hundred thirty-four million, forty-three thousand, five hundred thirty-one".