12071273 has 2 divisors, whose sum is σ = 12071274. Its totient is φ = 12071272.

The previous prime is 12071249. The next prime is 12071281. The reversal of 12071273 is 37217021.

12071273 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 can be written as a sum of positive squares in only one way, i.e., 6744409 + 5326864 = 2597^2 + 2308^2 .

It is an emirp because it is prime and its reverse (37217021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12071273 - 2⁶ = 12071209 is a prime.

It is not a weakly prime, because it can be changed into another prime (12071233) 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, 6035636 + 6035637.

It is an arithmetic number, because the mean of its divisors is an integer number (6035637).

Almost surely, 2^12071273 is an apocalyptic number.

It is an amenable number.

12071273 is a deficient number, since it is larger than the sum of its proper divisors (1).

12071273 is an equidigital number, since it uses as much as digits as its factorization.

12071273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 12071273 is about 3474.3737565207. The cubic root of 12071273 is about 229.3952164121.

Adding to 12071273 its reverse (37217021), we get a palindrome (49288294).

The spelling of 12071273 in words is "twelve million, seventy-one thousand, two hundred seventy-three".