12332011987 has 2 divisors, whose sum is σ = 12332011988. Its totient is φ = 12332011986.

The previous prime is 12332011957. The next prime is 12332012047. The reversal of 12332011987 is 78911023321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12332011987 is a prime.

It is not a weakly prime, because it can be changed into another prime (12332011927) 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 as a sum of consecutive naturals, namely, 6166005993 + 6166005994.

It is an arithmetic number, because the mean of its divisors is an integer number (6166005994).

Almost surely, 2^12332011987 is an apocalyptic number.

12332011987 is a deficient number, since it is larger than the sum of its proper divisors (1).

12332011987 is an equidigital number, since it uses as much as digits as its factorization.

12332011987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 12332011987 in words is "twelve billion, three hundred thirty-two million, eleven thousand, nine hundred eighty-seven".