12023863 has 2 divisors, whose sum is σ = 12023864. Its totient is φ = 12023862.

The previous prime is 12023861. The next prime is 12023867. The reversal of 12023863 is 36832021.

It is a weak prime.

It is an emirp because it is prime and its reverse (36832021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12023863 - 2¹ = 12023861 is a prime.

Together with 12023861, it forms a pair of twin primes.

It is a plaindrome in base 9.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12023861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011931 + 6011932.

It is an arithmetic number, because the mean of its divisors is an integer number (6011932).

Almost surely, 2^12023863 is an apocalyptic number.

12023863 is a deficient number, since it is larger than the sum of its proper divisors (1).

12023863 is an equidigital number, since it uses as much as digits as its factorization.

12023863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 12023863 is about 3467.5442318736. The cubic root of 12023863 is about 229.0945053386.

Adding to 12023863 its reverse (36832021), we get a palindrome (48855884).

The spelling of 12023863 in words is "twelve million, twenty-three thousand, eight hundred sixty-three".