13734534531 has 16 divisors (see below), whose sum is σ = 19555292160. Its totient is φ = 8555436960.

The previous prime is 13734534491. The next prime is 13734534553. The reversal of 13734534531 is 13543543731.

It is not a de Polignac number, because 13734534531 - 2⁷ = 13734534403 is a prime.

It is a super-2 number, since 2×13734534531² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13734534531.

It is not an unprimeable number, because it can be changed into a prime (13734534581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2543565 + ... + 2548958.

It is an arithmetic number, because the mean of its divisors is an integer number (1222205760).

Almost surely, 2^13734534531 is an apocalyptic number.

13734534531 is a deficient number, since it is larger than the sum of its proper divisors (5820757629).

13734534531 is a wasteful number, since it uses less digits than its factorization.

13734534531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5092586.

The product of its digits is 226800, while the sum is 39.

The spelling of 13734534531 in words is "thirteen billion, seven hundred thirty-four million, five hundred thirty-four thousand, five hundred thirty-one".