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BaseRepresentation
bin10111100100111
3121120002
42330213
5341241
6131515
750123
oct27447
917502
1012071
119084
126b9b
135657
144583
15389b
hex2f27

12071 has 2 divisors, whose sum is σ = 12072. Its totient is φ = 12070.

The previous prime is 12049. The next prime is 12073. The reversal of 12071 is 17021.

12071 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (17021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12071 - 26 = 12007 is a prime.

Together with 12073, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6035 + 6036.

It is an arithmetic number, because the mean of its divisors is an integer number (6036).

212071 is an apocalyptic number.

12071 is a deficient number, since it is larger than the sum of its proper divisors (1).

12071 is an equidigital number, since it uses as much as digits as its factorization.

12071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14, while the sum is 11.

The square root of 12071 is about 109.8681027414. The cubic root of 12071 is about 22.9393487090.

Adding to 12071 its reverse (17021), we get a palindrome (29092).

Subtracting 12071 from its reverse (17021), we obtain a triangular number (4950 = T99).

It can be divided in two parts, 120 and 71, that added together give a palindrome (191).

The spelling of 12071 in words is "twelve thousand, seventy-one", and thus it is an iban number.