13534234531 has 8 divisors (see below), whose sum is σ = 14457185424. Its totient is φ = 12625374720.

The previous prime is 13534234523. The next prime is 13534234543. The reversal of 13534234531 is 13543243531.

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

It is a cyclic number.

It is not a de Polignac number, because 13534234531 - 2³ = 13534234523 is a prime.

It is a super-2 number, since 2×13534234531² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13534234591) 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, 3520785 + ... + 3524626.

It is an arithmetic number, because the mean of its divisors is an integer number (1807148178).

Almost surely, 2^13534234531 is an apocalyptic number.

13534234531 is a deficient number, since it is larger than the sum of its proper divisors (922950893).

13534234531 is a wasteful number, since it uses less digits than its factorization.

13534234531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7045541.

The product of its digits is 64800, while the sum is 34.

The spelling of 13534234531 in words is "thirteen billion, five hundred thirty-four million, two hundred thirty-four thousand, five hundred thirty-one".