12563207 has 2 divisors, whose sum is σ = 12563208. Its totient is φ = 12563206.

The previous prime is 12563203. The next prime is 12563209. The reversal of 12563207 is 70236521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12563207 - 2² = 12563203 is a prime.

Together with 12563209, it forms a pair of twin primes.

It is a Chen 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, 6281603 + 6281604.

It is an arithmetic number, because the mean of its divisors is an integer number (6281604).

Almost surely, 2^12563207 is an apocalyptic number.

12563207 is a deficient number, since it is larger than the sum of its proper divisors (1).

12563207 is an equidigital number, since it uses as much as digits as its factorization.

12563207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 12563207 is about 3544.4614541563. The cubic root of 12563207 is about 232.4699587346.

Adding to 12563207 its reverse (70236521), we get a palindrome (82799728).

The spelling of 12563207 in words is "twelve million, five hundred sixty-three thousand, two hundred seven".