12046281019 has 2 divisors, whose sum is σ = 12046281020. Its totient is φ = 12046281018.

The previous prime is 12046281007. The next prime is 12046281043. The reversal of 12046281019 is 91018264021.

It is a happy number.

12046281019 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 12046281019 - 2¹³ = 12046272827 is a prime.

It is a super-2 number, since 2×12046281019² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12046281619) 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, 6023140509 + 6023140510.

It is an arithmetic number, because the mean of its divisors is an integer number (6023140510).

Almost surely, 2^12046281019 is an apocalyptic number.

12046281019 is a deficient number, since it is larger than the sum of its proper divisors (1).

12046281019 is an equidigital number, since it uses as much as digits as its factorization.

12046281019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 34.

The spelling of 12046281019 in words is "twelve billion, forty-six million, two hundred eighty-one thousand, nineteen".