12004271 has 2 divisors, whose sum is σ = 12004272. Its totient is φ = 12004270.

The previous prime is 12004217. The next prime is 12004283. The reversal of 12004271 is 17240021.

Together with previous prime (12004217) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12004271 - 2¹⁰ = 12003247 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12004211) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6002135 + 6002136.

It is an arithmetic number, because the mean of its divisors is an integer number (6002136).

Almost surely, 2^12004271 is an apocalyptic number.

12004271 is a deficient number, since it is larger than the sum of its proper divisors (1).

12004271 is an equidigital number, since it uses as much as digits as its factorization.

12004271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 12004271 is about 3464.7180260448. The cubic root of 12004271 is about 228.9700068141.

Adding to 12004271 its reverse (17240021), we get a palindrome (29244292).

The spelling of 12004271 in words is "twelve million, four thousand, two hundred seventy-one".