550321141 has 4 divisors (see below), whose sum is σ = 550368352. Its totient is φ = 550273932.

The previous prime is 550321063. The next prime is 550321151. The reversal of 550321141 is 141123055.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 550321141 - 2⁹ = 550320629 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 (550321151) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 7870 + ... + 34096.

It is an arithmetic number, because the mean of its divisors is an integer number (137592088).

Almost surely, 2^550321141 is an apocalyptic number.

It is an amenable number.

550321141 is a deficient number, since it is larger than the sum of its proper divisors (47211).

550321141 is a wasteful number, since it uses less digits than its factorization.

550321141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47210.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 550321141 is about 23458.9245490922. The cubic root of 550321141 is about 819.4807048176.

Adding to 550321141 its reverse (141123055), we get a palindrome (691444196).

The spelling of 550321141 in words is "five hundred fifty million, three hundred twenty-one thousand, one hundred forty-one".