550652503 has 4 divisors (see below), whose sum is σ = 555525648. Its totient is φ = 545779360.

The previous prime is 550652467. The next prime is 550652513. The reversal of 550652503 is 305256055.

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

It is a cyclic number.

It is not a de Polignac number, because 550652503 - 2²⁹ = 13781591 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550652513) 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 3 ways as a sum of consecutive naturals, for example, 2436403 + ... + 2436628.

It is an arithmetic number, because the mean of its divisors is an integer number (138881412).

Almost surely, 2^550652503 is an apocalyptic number.

550652503 is a deficient number, since it is larger than the sum of its proper divisors (4873145).

550652503 is a wasteful number, since it uses less digits than its factorization.

550652503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4873144.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 550652503 is about 23465.9860862483. The cubic root of 550652503 is about 819.6451483652.

It can be divided in two parts, 550652 and 503, that added together give a palindrome (551155).

The spelling of 550652503 in words is "five hundred fifty million, six hundred fifty-two thousand, five hundred three".