13534053531 has 8 divisors (see below), whose sum is σ = 18048760080. Its totient is φ = 9021024672.

The previous prime is 13534053509. The next prime is 13534053541. The reversal of 13534053531 is 13535043531.

It is a happy number.

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

It is not a de Polignac number, because 13534053531 - 2⁵ = 13534053499 is a prime.

It is a super-2 number, since 2×13534053531² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13534053492 and 13534053501.

It is not an unprimeable number, because it can be changed into a prime (13534053541) 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, 400476 + ... + 432953.

It is an arithmetic number, because the mean of its divisors is an integer number (2256095010).

Almost surely, 2^13534053531 is an apocalyptic number.

13534053531 is a deficient number, since it is larger than the sum of its proper divisors (4514706549).

13534053531 is an equidigital number, since it uses as much as digits as its factorization.

13534053531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838845.

The product of its (nonzero) digits is 40500, while the sum is 33.

The spelling of 13534053531 in words is "thirteen billion, five hundred thirty-four million, fifty-three thousand, five hundred thirty-one".