12090863 has 2 divisors, whose sum is σ = 12090864. Its totient is φ = 12090862.

The previous prime is 12090857. The next prime is 12090889. The reversal of 12090863 is 36809021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12090863 - 2¹⁴ = 12074479 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 (12090853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6045431 + 6045432.

It is an arithmetic number, because the mean of its divisors is an integer number (6045432).

Almost surely, 2^12090863 is an apocalyptic number.

12090863 is a deficient number, since it is larger than the sum of its proper divisors (1).

12090863 is an equidigital number, since it uses as much as digits as its factorization.

12090863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 12090863 is about 3477.1918267476. The cubic root of 12090863 is about 229.5192415395.

Adding to 12090863 its reverse (36809021), we get a palindrome (48899884).

The spelling of 12090863 in words is "twelve million, ninety thousand, eight hundred sixty-three".