5633503 has 2 divisors, whose sum is σ = 5633504. Its totient is φ = 5633502.

The previous prime is 5633501. The next prime is 5633513. The reversal of 5633503 is 3053365.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5633503 - 2¹ = 5633501 is a prime.

Together with 5633501, it forms a pair of twin primes.

It is the 2374-th Hogben number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5633501) by changing a digit.

It is a nontrivial repunit in base 2373.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2816751 + 2816752.

It is an arithmetic number, because the mean of its divisors is an integer number (2816752).

Almost surely, 2^5633503 is an apocalyptic number.

5633503 is a deficient number, since it is larger than the sum of its proper divisors (1).

5633503 is an equidigital number, since it uses as much as digits as its factorization.

5633503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 5633503 is about 2373.5001579945. The cubic root of 5633503 is about 177.9342327416.

Adding to 5633503 its reverse (3053365), we get a palindrome (8686868).

The spelling of 5633503 in words is "five million, six hundred thirty-three thousand, five hundred three".