12972563 has 2 divisors, whose sum is σ = 12972564. Its totient is φ = 12972562.

The previous prime is 12972559. The next prime is 12972569. The reversal of 12972563 is 36527921.

12972563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12972563 - 2² = 12972559 is a prime.

It is not a weakly prime, because it can be changed into another prime (12972569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6486281 + 6486282.

It is an arithmetic number, because the mean of its divisors is an integer number (6486282).

Almost surely, 2^12972563 is an apocalyptic number.

12972563 is a deficient number, since it is larger than the sum of its proper divisors (1).

12972563 is an equidigital number, since it uses as much as digits as its factorization.

12972563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 35.

The square root of 12972563 is about 3601.7444384631. The cubic root of 12972563 is about 234.9679328509.

The spelling of 12972563 in words is "twelve million, nine hundred seventy-two thousand, five hundred sixty-three".