12142014509 has 2 divisors, whose sum is σ = 12142014510. Its totient is φ = 12142014508.

The previous prime is 12142014407. The next prime is 12142014539. The reversal of 12142014509 is 90541024121.

12142014509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12095160484 + 46854025 = 109978^2 + 6845^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12142014509 is a prime.

It is a super-2 number, since 2×12142014509² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12142014539) 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, 6071007254 + 6071007255.

It is an arithmetic number, because the mean of its divisors is an integer number (6071007255).

Almost surely, 2^12142014509 is an apocalyptic number.

It is an amenable number.

12142014509 is a deficient number, since it is larger than the sum of its proper divisors (1).

12142014509 is an equidigital number, since it uses as much as digits as its factorization.

12142014509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 12142014509 in words is "twelve billion, one hundred forty-two million, fourteen thousand, five hundred nine".