12043752539 has 8 divisors (see below), whose sum is σ = 14823080160. Its totient is φ = 9529122816.

The previous prime is 12043752521. The next prime is 12043752631. The reversal of 12043752539 is 93525734021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12043752539 - 2⁸ = 12043752283 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12043752496 and 12043752505.

It is not an unprimeable number, because it can be changed into a prime (12043752139) 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 7 ways as a sum of consecutive naturals, for example, 66174374 + ... + 66174555.

It is an arithmetic number, because the mean of its divisors is an integer number (1852885020).

Almost surely, 2^12043752539 is an apocalyptic number.

12043752539 is a deficient number, since it is larger than the sum of its proper divisors (2779327621).

12043752539 is a wasteful number, since it uses less digits than its factorization.

12043752539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132348949.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 12043752539 in words is "twelve billion, forty-three million, seven hundred fifty-two thousand, five hundred thirty-nine".