15543034134 has 32 divisors (see below), whose sum is σ = 31188706560. Its totient is φ = 5163933600.

The previous prime is 15543034123. The next prime is 15543034201. The reversal of 15543034134 is 43143034551.

It is a junction number, because it is equal to n+sod(n) for n = 15543034095 and 15543034104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2704504 + ... + 2710244.

It is an arithmetic number, because the mean of its divisors is an integer number (974647080).

Almost surely, 2^15543034134 is an apocalyptic number.

15543034134 is an abundant number, since it is smaller than the sum of its proper divisors (15645672426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15543034134 is a wasteful number, since it uses less digits than its factorization.

15543034134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7156.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 15543034134 its reverse (43143034551), we get a palindrome (58686068685).

The spelling of 15543034134 in words is "fifteen billion, five hundred forty-three million, thirty-four thousand, one hundred thirty-four".