5613663 has 8 divisors (see below), whose sum is σ = 8165376. Its totient is φ = 3402200.

The previous prime is 5613637. The next prime is 5613667. The reversal of 5613663 is 3663165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5613663 - 2⁸ = 5613407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5613663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5613667) 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 7 ways as a sum of consecutive naturals, for example, 85023 + ... + 85088.

It is an arithmetic number, because the mean of its divisors is an integer number (1020672).

Almost surely, 2^5613663 is an apocalyptic number.

5613663 is a deficient number, since it is larger than the sum of its proper divisors (2551713).

5613663 is a wasteful number, since it uses less digits than its factorization.

5613663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170125.

The product of its digits is 9720, while the sum is 30.

The square root of 5613663 is about 2369.3169901894. The cubic root of 5613663 is about 177.7251048670.

It can be divided in two parts, 561 and 3663, that added together give a palindrome (4224).

The spelling of 5613663 in words is "five million, six hundred thirteen thousand, six hundred sixty-three".