243204041143 has 8 divisors (see below), whose sum is σ = 278680849280. Its totient is φ = 207910576440.

The previous prime is 243204041051. The next prime is 243204041147. The reversal of 243204041143 is 341140402342.

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

It is not a de Polignac number, because 243204041143 - 2⁹ = 243204040631 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 (243204041147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45833013 + ... + 45838318.

It is an arithmetic number, because the mean of its divisors is an integer number (34835106160).

Almost surely, 2^243204041143 is an apocalyptic number.

243204041143 is a deficient number, since it is larger than the sum of its proper divisors (35476808137).

243204041143 is an equidigital number, since it uses as much as digits as its factorization.

243204041143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91671717.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 243204041143 its reverse (341140402342), we get a palindrome (584344443485).

The spelling of 243204041143 in words is "two hundred forty-three billion, two hundred four million, forty-one thousand, one hundred forty-three".