12134324432 has 20 divisors (see below), whose sum is σ = 23512038660. Its totient is φ = 6066701568.

The previous prime is 12134324417. The next prime is 12134324443. The reversal of 12134324432 is 23442343121.

It can be written as a sum of positive squares in 2 ways, for example, as 8876654656 + 3257669776 = 94216^2 + 57076^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12134324395 and 12134324404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307694 + ... + 344882.

It is an arithmetic number, because the mean of its divisors is an integer number (1175601933).

Almost surely, 2^12134324432 is an apocalyptic number.

It is an amenable number.

12134324432 is a deficient number, since it is larger than the sum of its proper divisors (11377714228).

12134324432 is a wasteful number, since it uses less digits than its factorization.

12134324432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57590 (or 57584 counting only the distinct ones).

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

Adding to 12134324432 its reverse (23442343121), we get a palindrome (35576667553).

The spelling of 12134324432 in words is "twelve billion, one hundred thirty-four million, three hundred twenty-four thousand, four hundred thirty-two".