5543121512534 has 8 divisors (see below), whose sum is σ = 8314712222520. Its totient is φ = 2771550771696.

The previous prime is 5543121512503. The next prime is 5543121512597. The reversal of 5543121512534 is 4352151213455.

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

It is a super-2 number, since 2×5543121512534² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5543121512491 and 5543121512500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4277879 + ... + 5420930.

It is an arithmetic number, because the mean of its divisors is an integer number (1039339027815).

Almost surely, 2^{5543121512534} is an apocalyptic number.

5543121512534 is a deficient number, since it is larger than the sum of its proper divisors (2771590709986).

5543121512534 is a wasteful number, since it uses less digits than its factorization.

5543121512534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9984574.

The product of its digits is 360000, while the sum is 41.

Adding to 5543121512534 its reverse (4352151213455), we get a palindrome (9895272725989).

The spelling of 5543121512534 in words is "five trillion, five hundred forty-three billion, one hundred twenty-one million, five hundred twelve thousand, five hundred thirty-four".