143243324243 has 16 divisors (see below), whose sum is σ = 146574217440. Its totient is φ = 139936882176.

The previous prime is 143243324233. The next prime is 143243324309. The reversal of 143243324243 is 342423342341.

It is a cyclic number.

It is not a de Polignac number, because 143243324243 - 2⁶ = 143243324179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143243324233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13916843 + ... + 13927131.

It is an arithmetic number, because the mean of its divisors is an integer number (9160888590).

Almost surely, 2^143243324243 is an apocalyptic number.

143243324243 is a deficient number, since it is larger than the sum of its proper divisors (3330893197).

143243324243 is a wasteful number, since it uses less digits than its factorization.

143243324243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11446.

The product of its digits is 165888, while the sum is 35.

Adding to 143243324243 its reverse (342423342341), we get a palindrome (485666666584).

The spelling of 143243324243 in words is "one hundred forty-three billion, two hundred forty-three million, three hundred twenty-four thousand, two hundred forty-three".