4913563 has 12 divisors (see below), whose sum is σ = 5237920. Its totient is φ = 4605120.

The previous prime is 4913543. The next prime is 4913569. The reversal of 4913563 is 3653194.

It is a de Polignac number, because none of the positive numbers 2^k-4913563 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4913569) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62158 + ... + 62236.

Almost surely, 2^4913563 is an apocalyptic number.

4913563 is a deficient number, since it is larger than the sum of its proper divisors (324357).

4913563 is an equidigital number, since it uses as much as digits as its factorization.

4913563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 157 counting only the distinct ones).

The product of its digits is 9720, while the sum is 31.

The square root of 4913563 is about 2216.6558145098. The cubic root of 4913563 is about 170.0064934083.

It can be divided in two parts, 4913 and 563, that added together give a square (5476 = 74²).

The spelling of 4913563 in words is "four million, nine hundred thirteen thousand, five hundred sixty-three".