12000271 has 2 divisors, whose sum is σ = 12000272. Its totient is φ = 12000270.

The previous prime is 12000269. The next prime is 12000281. The reversal of 12000271 is 17200021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12000271 - 2¹ = 12000269 is a prime.

Together with 12000269, it forms a pair of twin primes.

12000271 is a modest number, since divided by 271 gives 120 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12000281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000135 + 6000136.

It is an arithmetic number, because the mean of its divisors is an integer number (6000136).

Almost surely, 2^12000271 is an apocalyptic number.

12000271 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000271 is an equidigital number, since it uses as much as digits as its factorization.

12000271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 12000271 is about 3464.1407303977. The cubic root of 12000271 is about 228.9445719286.

Adding to 12000271 its reverse (17200021), we get a palindrome (29200292).

The spelling of 12000271 in words is "twelve million, two hundred seventy-one", and thus it is an aban number.