12532743243 has 12 divisors (see below), whose sum is σ = 18409680120. Its totient is φ = 8213548896.

The previous prime is 12532743239. The next prime is 12532743259. The reversal of 12532743243 is 34234723521.

12532743243 is a `hidden beast` number, since 1 + 2 + 5 + 327 + 4 + 324 + 3 = 666.

12532743243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12532743243 - 2² = 12532743239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12532743198 and 12532743207.

It is not an unprimeable number, because it can be changed into a prime (12532743203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11800546 + ... + 11801607.

It is an arithmetic number, because the mean of its divisors is an integer number (1534140010).

Almost surely, 2^12532743243 is an apocalyptic number.

12532743243 is a deficient number, since it is larger than the sum of its proper divisors (5876936877).

12532743243 is a wasteful number, since it uses less digits than its factorization.

12532743243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23602218 (or 23602215 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

The spelling of 12532743243 in words is "twelve billion, five hundred thirty-two million, seven hundred forty-three thousand, two hundred forty-three".