12165143335027 has 2 divisors, whose sum is σ = 12165143335028. Its totient is φ = 12165143335026.

The previous prime is 12165143334977. The next prime is 12165143335063. The reversal of 12165143335027 is 72053334156121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12165143335027 is a prime.

It is not a weakly prime, because it can be changed into another prime (12165143335067) 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, 6082571667513 + 6082571667514.

It is an arithmetic number, because the mean of its divisors is an integer number (6082571667514).

Almost surely, 2^{12165143335027} is an apocalyptic number.

12165143335027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12165143335027 is an equidigital number, since it uses as much as digits as its factorization.

12165143335027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 12165143335027 in words is "twelve trillion, one hundred sixty-five billion, one hundred forty-three million, three hundred thirty-five thousand, twenty-seven".