12047337123 has 8 divisors (see below), whose sum is σ = 16069690368. Its totient is φ = 8028270984.

The previous prime is 12047337101. The next prime is 12047337157. The reversal of 12047337123 is 32173374021.

12047337123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12047337123 - 2⁸ = 12047336867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12047337223) 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 7 ways as a sum of consecutive naturals, for example, 813211 + ... + 827892.

It is an arithmetic number, because the mean of its divisors is an integer number (2008711296).

Almost surely, 2^12047337123 is an apocalyptic number.

12047337123 is a deficient number, since it is larger than the sum of its proper divisors (4022353245).

12047337123 is a wasteful number, since it uses less digits than its factorization.

12047337123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643553.

The product of its (nonzero) digits is 21168, while the sum is 33.

The spelling of 12047337123 in words is "twelve billion, forty-seven million, three hundred thirty-seven thousand, one hundred twenty-three".