543111133413321 has 48 divisors (see below), whose sum is σ = 883084094762688. Its totient is φ = 318785997350400.

The previous prime is 543111133413301. The next prime is 543111133413361. The reversal of 543111133413321 is 123314331111345.

543111133413321 is a `hidden beast` number, since 5 + 4 + 311 + 1 + 1 + 3 + 3 + 4 + 1 + 332 + 1 = 666.

It is not a de Polignac number, because 543111133413321 - 2⁶ = 543111133413257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (543111133413301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 487780311 + ... + 488892476.

It is an arithmetic number, because the mean of its divisors is an integer number (18397585307556).

Almost surely, 2^{543111133413321} is an apocalyptic number.

It is an amenable number.

543111133413321 is a deficient number, since it is larger than the sum of its proper divisors (339972961349367).

543111133413321 is a wasteful number, since it uses less digits than its factorization.

543111133413321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976672982 (or 976672979 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

Adding to 543111133413321 its reverse (123314331111345), we get a palindrome (666425464524666).

The spelling of 543111133413321 in words is "five hundred forty-three trillion, one hundred eleven billion, one hundred thirty-three million, four hundred thirteen thousand, three hundred twenty-one".