12403134121239 has 24 divisors (see below), whose sum is σ = 17922015150000. Its totient is φ = 8265813454080.

The previous prime is 12403134121219. The next prime is 12403134121241. The reversal of 12403134121239 is 93212143130421.

12403134121239 is a `hidden beast` number, since 1 + 2 + 4 + 0 + 3 + 1 + 3 + 412 + 1 + 239 = 666.

It is not a de Polignac number, because 12403134121239 - 2¹⁹ = 12403133596951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12403134121219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 333659124 + ... + 333696294.

It is an arithmetic number, because the mean of its divisors is an integer number (746750631250).

Almost surely, 2^{12403134121239} is an apocalyptic number.

12403134121239 is a deficient number, since it is larger than the sum of its proper divisors (5518881028761).

12403134121239 is a wasteful number, since it uses less digits than its factorization.

12403134121239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49375 (or 49372 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 12403134121239 in words is "twelve trillion, four hundred three billion, one hundred thirty-four million, one hundred twenty-one thousand, two hundred thirty-nine".