12942081127 has 2 divisors, whose sum is σ = 12942081128. Its totient is φ = 12942081126.

The previous prime is 12942081109. The next prime is 12942081137. The reversal of 12942081127 is 72118024921.

12942081127 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 is a cyclic number.

It is not a de Polignac number, because 12942081127 - 2²⁷ = 12807863399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12942081107) 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, 6471040563 + 6471040564.

It is an arithmetic number, because the mean of its divisors is an integer number (6471040564).

Almost surely, 2^12942081127 is an apocalyptic number.

12942081127 is a deficient number, since it is larger than the sum of its proper divisors (1).

12942081127 is an equidigital number, since it uses as much as digits as its factorization.

12942081127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 37.

The spelling of 12942081127 in words is "twelve billion, nine hundred forty-two million, eighty-one thousand, one hundred twenty-seven".