550012103 has 4 divisors (see below), whose sum is σ = 550080168. Its totient is φ = 549944040.

The previous prime is 550012093. The next prime is 550012139. The reversal of 550012103 is 301210055.

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 550012103 - 2⁶ = 550012039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550014103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19976 + ... + 38717.

It is an arithmetic number, because the mean of its divisors is an integer number (137520042).

Almost surely, 2^550012103 is an apocalyptic number.

550012103 is a deficient number, since it is larger than the sum of its proper divisors (68065).

550012103 is an equidigital number, since it uses as much as digits as its factorization.

550012103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68064.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 550012103 is about 23452.3368345246. The cubic root of 550012103 is about 819.3272804022.

Adding to 550012103 its reverse (301210055), we get a palindrome (851222158).

The spelling of 550012103 in words is "five hundred fifty million, twelve thousand, one hundred three".