12148784911 has 2 divisors, whose sum is σ = 12148784912. Its totient is φ = 12148784910.

The previous prime is 12148784867. The next prime is 12148784917. The reversal of 12148784911 is 11948784121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12148784911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12148784917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6074392455 + 6074392456.

It is an arithmetic number, because the mean of its divisors is an integer number (6074392456).

Almost surely, 2^12148784911 is an apocalyptic number.

12148784911 is a deficient number, since it is larger than the sum of its proper divisors (1).

12148784911 is an equidigital number, since it uses as much as digits as its factorization.

12148784911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 46.

The spelling of 12148784911 in words is "twelve billion, one hundred forty-eight million, seven hundred eighty-four thousand, nine hundred eleven".