4813663 has 4 divisors (see below), whose sum is σ = 4943800. Its totient is φ = 4683528.

The previous prime is 4813651. The next prime is 4813667. The reversal of 4813663 is 3663184.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4813663 is a prime.

It is a Duffinian number.

4813663 is a modest number, since divided by 3663 gives 481 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4813667) 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, 65013 + ... + 65086.

It is an arithmetic number, because the mean of its divisors is an integer number (1235950).

Almost surely, 2^4813663 is an apocalyptic number.

4813663 is a deficient number, since it is larger than the sum of its proper divisors (130137).

4813663 is a wasteful number, since it uses less digits than its factorization.

4813663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130136.

The product of its digits is 10368, while the sum is 31.

The square root of 4813663 is about 2194.0061531363. The cubic root of 4813663 is about 168.8464345012.

It can be divided in two parts, 4813 and 663, that added together give a square (5476 = 74²).

The spelling of 4813663 in words is "four million, eight hundred thirteen thousand, six hundred sixty-three".