143423210243 has 4 divisors (see below), whose sum is σ = 145563855240. Its totient is φ = 141282565248.

The previous prime is 143423210213. The next prime is 143423210261. The reversal of 143423210243 is 342012324341.

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 143423210243 - 2⁶ = 143423210179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143423210213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1070322398 + ... + 1070322531.

It is an arithmetic number, because the mean of its divisors is an integer number (36390963810).

Almost surely, 2^143423210243 is an apocalyptic number.

143423210243 is a deficient number, since it is larger than the sum of its proper divisors (2140644997).

143423210243 is an equidigital number, since it uses as much as digits as its factorization.

143423210243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2140644996.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 143423210243 its reverse (342012324341), we get a palindrome (485435534584).

The spelling of 143423210243 in words is "one hundred forty-three billion, four hundred twenty-three million, two hundred ten thousand, two hundred forty-three".