12443343134 has 32 divisors (see below), whose sum is σ = 19418761152. Its totient is φ = 5975424000.

The previous prime is 12443343097. The next prime is 12443343169. The reversal of 12443343134 is 43134334421.

It is a self number, because there is not a number n which added to its sum of digits gives 12443343134.

It is a congruent number.

It is an unprimeable number.

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, 5454074 + ... + 5456354.

It is an arithmetic number, because the mean of its divisors is an integer number (606836286).

Almost surely, 2^12443343134 is an apocalyptic number.

12443343134 is a deficient number, since it is larger than the sum of its proper divisors (6975418018).

12443343134 is a wasteful number, since it uses less digits than its factorization.

12443343134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3332.

The product of its digits is 41472, while the sum is 32.

Adding to 12443343134 its reverse (43134334421), we get a palindrome (55577677555).

The spelling of 12443343134 in words is "twelve billion, four hundred forty-three million, three hundred forty-three thousand, one hundred thirty-four".