12012263 has 2 divisors, whose sum is σ = 12012264. Its totient is φ = 12012262.

The previous prime is 12012257. The next prime is 12012271. The reversal of 12012263 is 36221021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12012263 - 2¹² = 12008167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12017263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006131 + 6006132.

It is an arithmetic number, because the mean of its divisors is an integer number (6006132).

Almost surely, 2^12012263 is an apocalyptic number.

12012263 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012263 is an equidigital number, since it uses as much as digits as its factorization.

12012263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 12012263 is about 3465.8711747553. The cubic root of 12012263 is about 229.0208087979.

Adding to 12012263 its reverse (36221021), we get a palindrome (48233284).

The spelling of 12012263 in words is "twelve million, twelve thousand, two hundred sixty-three".