12384907877 has 2 divisors, whose sum is σ = 12384907878. Its totient is φ = 12384907876.

The previous prime is 12384907853. The next prime is 12384907901. The reversal of 12384907877 is 77870948321.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (12384907853) and next prime (12384907901).

It can be written as a sum of positive squares in only one way, i.e., 11851805956 + 533101921 = 108866^2 + 23089^2 .

It is an emirp because it is prime and its reverse (77870948321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12384907877 - 2¹² = 12384903781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12384907837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6192453938 + 6192453939.

It is an arithmetic number, because the mean of its divisors is an integer number (6192453939).

Almost surely, 2^12384907877 is an apocalyptic number.

It is an amenable number.

12384907877 is a deficient number, since it is larger than the sum of its proper divisors (1).

12384907877 is an equidigital number, since it uses as much as digits as its factorization.

12384907877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4741632, while the sum is 56.

The spelling of 12384907877 in words is "twelve billion, three hundred eighty-four million, nine hundred seven thousand, eight hundred seventy-seven".