12143237799 has 16 divisors (see below), whose sum is σ = 20186161920. Its totient is φ = 6308175360.

The previous prime is 12143237749. The next prime is 12143237837. The reversal of 12143237799 is 99773234121.

It is not a de Polignac number, because 12143237799 - 2⁷ = 12143237671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12143237719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26283834 + ... + 26284295.

It is an arithmetic number, because the mean of its divisors is an integer number (1261635120).

Almost surely, 2^12143237799 is an apocalyptic number.

12143237799 is a deficient number, since it is larger than the sum of its proper divisors (8042924121).

12143237799 is a wasteful number, since it uses less digits than its factorization.

12143237799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52568150.

The product of its digits is 571536, while the sum is 48.

It can be divided in two parts, 12143 and 237799, that added together give a palindrome (249942).

The spelling of 12143237799 in words is "twelve billion, one hundred forty-three million, two hundred thirty-seven thousand, seven hundred ninety-nine".