4981563 has 6 divisors (see below), whose sum is σ = 7195604. Its totient is φ = 3321036.

The previous prime is 4981549. The next prime is 4981579. The reversal of 4981563 is 3651894.

4981563 is a `hidden beast` number, since 4 + 98 + 1 + 563 = 666.

It is not a de Polignac number, because 4981563 - 2⁵ = 4981531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4981513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 276745 + ... + 276762.

Almost surely, 2^4981563 is an apocalyptic number.

4981563 is a deficient number, since it is larger than the sum of its proper divisors (2214041).

4981563 is a wasteful number, since it uses less digits than its factorization.

4981563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553513 (or 553510 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 4981563 is about 2231.9415314923. The cubic root of 4981563 is about 170.7871569558.

The spelling of 4981563 in words is "four million, nine hundred eighty-one thousand, five hundred sixty-three".