12967563 has 32 divisors (see below), whose sum is σ = 20570112. Its totient is φ = 7113600.

The previous prime is 12967547. The next prime is 12967571. The reversal of 12967563 is 36576921.

It is not a de Polignac number, because 12967563 - 2⁴ = 12967547 is a prime.

Its product of digits (68040) is a multiple of the sum of its prime divisors (315).

It is not an unprimeable number, because it can be changed into a prime (12967523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67798 + ... + 67988.

It is an arithmetic number, because the mean of its divisors is an integer number (642816).

Almost surely, 2^12967563 is an apocalyptic number.

12967563 is a deficient number, since it is larger than the sum of its proper divisors (7602549).

12967563 is a wasteful number, since it uses less digits than its factorization.

12967563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315.

The product of its digits is 68040, while the sum is 39.

The square root of 12967563 is about 3601.0502634648. The cubic root of 12967563 is about 234.9377411652.

It can be divided in two parts, 12967 and 563, that added together give a triangular number (13530 = T₁₆₄).

The spelling of 12967563 in words is "twelve million, nine hundred sixty-seven thousand, five hundred sixty-three".