52143541543 has 4 divisors (see below), whose sum is σ = 53356182088. Its totient is φ = 50930901000.

The previous prime is 52143541531. The next prime is 52143541573. The reversal of 52143541543 is 34514534125.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52143541543 - 2¹⁷ = 52143410471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52143541573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606320208 + ... + 606320293.

It is an arithmetic number, because the mean of its divisors is an integer number (13339045522).

Almost surely, 2^52143541543 is an apocalyptic number.

52143541543 is a deficient number, since it is larger than the sum of its proper divisors (1212640545).

52143541543 is a wasteful number, since it uses less digits than its factorization.

52143541543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212640544.

The product of its digits is 144000, while the sum is 37.

The spelling of 52143541543 in words is "fifty-two billion, one hundred forty-three million, five hundred forty-one thousand, five hundred forty-three".