12071027 has 2 divisors, whose sum is σ = 12071028. Its totient is φ = 12071026.

The previous prime is 12070979. The next prime is 12071029. The reversal of 12071027 is 72017021.

It is a strong prime.

It is an emirp because it is prime and its reverse (72017021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12071027 - 2¹⁴ = 12054643 is a prime.

Together with 12071029, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12071029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6035513 + 6035514.

It is an arithmetic number, because the mean of its divisors is an integer number (6035514).

Almost surely, 2^12071027 is an apocalyptic number.

12071027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12071027 is an equidigital number, since it uses as much as digits as its factorization.

12071027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 12071027 is about 3474.3383542770. The cubic root of 12071027 is about 229.3936581228.

Adding to 12071027 its reverse (72017021), we get a palindrome (84088048).

The spelling of 12071027 in words is "twelve million, seventy-one thousand, twenty-seven".