12563113 has 2 divisors, whose sum is σ = 12563114. Its totient is φ = 12563112.

The previous prime is 12563101. The next prime is 12563137. The reversal of 12563113 is 31136521.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12306064 + 257049 = 3508^2 + 507^2 .

It is a cyclic number.

It is not a de Polignac number, because 12563113 - 2¹³ = 12554921 is a prime.

It is not a weakly prime, because it can be changed into another prime (12563143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6281556 + 6281557.

It is an arithmetic number, because the mean of its divisors is an integer number (6281557).

Almost surely, 2^12563113 is an apocalyptic number.

It is an amenable number.

12563113 is a deficient number, since it is larger than the sum of its proper divisors (1).

12563113 is an equidigital number, since it uses as much as digits as its factorization.

12563113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540, while the sum is 22.

The square root of 12563113 is about 3544.4481940071. The cubic root of 12563113 is about 232.4693789403.

Adding to 12563113 its reverse (31136521), we get a palindrome (43699634).

The spelling of 12563113 in words is "twelve million, five hundred sixty-three thousand, one hundred thirteen".