12143043233 has 2 divisors, whose sum is σ = 12143043234. Its totient is φ = 12143043232.

The previous prime is 12143043119. The next prime is 12143043239. The reversal of 12143043233 is 33234034121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9648739984 + 2494303249 = 98228^2 + 49943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12143043233 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12143043239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6071521616 + 6071521617.

It is an arithmetic number, because the mean of its divisors is an integer number (6071521617).

Almost surely, 2^12143043233 is an apocalyptic number.

It is an amenable number.

12143043233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12143043233 is an equidigital number, since it uses as much as digits as its factorization.

12143043233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 12143043233 its reverse (33234034121), we get a palindrome (45377077354).

The spelling of 12143043233 in words is "twelve billion, one hundred forty-three million, forty-three thousand, two hundred thirty-three".