543121053 has 16 divisors (see below), whose sum is σ = 735126720. Its totient is φ = 356638464.

The previous prime is 543121031. The next prime is 543121063. The reversal of 543121053 is 350121345.

It is not a de Polignac number, because 543121053 - 2⁵ = 543121021 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543121063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50343 + ... + 60171.

It is an arithmetic number, because the mean of its divisors is an integer number (45945420).

Almost surely, 2^543121053 is an apocalyptic number.

It is an amenable number.

543121053 is a deficient number, since it is larger than the sum of its proper divisors (192005667).

543121053 is a wasteful number, since it uses less digits than its factorization.

543121053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10108.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 543121053 is about 23304.9576914441. The cubic root of 543121053 is about 815.8911316094.

Adding to 543121053 its reverse (350121345), we get a palindrome (893242398).

The spelling of 543121053 in words is "five hundred forty-three million, one hundred twenty-one thousand, fifty-three".