63118563 has 4 divisors (see below), whose sum is σ = 84158088. Its totient is φ = 42079040.

The previous prime is 63118547. The next prime is 63118577. The reversal of 63118563 is 36581136.

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 63118563 - 2⁴ = 63118547 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (63118543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10519758 + ... + 10519763.

It is an arithmetic number, because the mean of its divisors is an integer number (21039522).

Almost surely, 2^63118563 is an apocalyptic number.

63118563 is a deficient number, since it is larger than the sum of its proper divisors (21039525).

63118563 is a wasteful number, since it uses less digits than its factorization.

63118563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21039524.

The product of its digits is 12960, while the sum is 33.

The square root of 63118563 is about 7944.7191894994. The cubic root of 63118563 is about 398.1551775726.

Adding to 63118563 its reverse (36581136), we get a palindrome (99699699).

The spelling of 63118563 in words is "sixty-three million, one hundred eighteen thousand, five hundred sixty-three".