63123563 has 4 divisors (see below), whose sum is σ = 63264600. Its totient is φ = 62982528.

The previous prime is 63123547. The next prime is 63123589. The reversal of 63123563 is 36532136.

It is a happy number.

63123563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63123563 - 2⁴ = 63123547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63123503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69845 + ... + 70742.

It is an arithmetic number, because the mean of its divisors is an integer number (15816150).

Almost surely, 2^63123563 is an apocalyptic number.

63123563 is a deficient number, since it is larger than the sum of its proper divisors (141037).

63123563 is a wasteful number, since it uses less digits than its factorization.

63123563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141036.

The product of its digits is 9720, while the sum is 29.

The square root of 63123563 is about 7945.0338577000. The cubic root of 63123563 is about 398.1656907150.

Adding to 63123563 its reverse (36532136), we get a palindrome (99655699).

The spelling of 63123563 in words is "sixty-three million, one hundred twenty-three thousand, five hundred sixty-three".