12563263 has 2 divisors, whose sum is σ = 12563264. Its totient is φ = 12563262.

The previous prime is 12563249. The next prime is 12563273. The reversal of 12563263 is 36236521.

It is a strong prime.

It is an emirp because it is prime and its reverse (36236521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12563263 - 2¹³ = 12555071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12563203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6281631 + 6281632.

It is an arithmetic number, because the mean of its divisors is an integer number (6281632).

Almost surely, 2^12563263 is an apocalyptic number.

12563263 is a deficient number, since it is larger than the sum of its proper divisors (1).

12563263 is an equidigital number, since it uses as much as digits as its factorization.

12563263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 28.

The square root of 12563263 is about 3544.4693537961. The cubic root of 12563263 is about 232.4703041427.

Adding to 12563263 its reverse (36236521), we get a palindrome (48799784).

The spelling of 12563263 in words is "twelve million, five hundred sixty-three thousand, two hundred sixty-three".