12239480387 has 2 divisors, whose sum is σ = 12239480388. Its totient is φ = 12239480386.

The previous prime is 12239480381. The next prime is 12239480411. The reversal of 12239480387 is 78308493221.

It is a happy number.

12239480387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12239480387 - 2¹⁰ = 12239479363 is a prime.

It is not a weakly prime, because it can be changed into another prime (12239480381) 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 as a sum of consecutive naturals, namely, 6119740193 + 6119740194.

It is an arithmetic number, because the mean of its divisors is an integer number (6119740194).

Almost surely, 2^12239480387 is an apocalyptic number.

12239480387 is a deficient number, since it is larger than the sum of its proper divisors (1).

12239480387 is an equidigital number, since it uses as much as digits as its factorization.

12239480387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 12239480387 in words is "twelve billion, two hundred thirty-nine million, four hundred eighty thousand, three hundred eighty-seven".