551043122 has 12 divisors (see below), whose sum is σ = 961514190. Its totient is φ = 236161296.

The previous prime is 551043089. The next prime is 551043133. The reversal of 551043122 is 221340155.

It can be written as a sum of positive squares in only one way, i.e., 474847681 + 76195441 = 21791^2 + 8729^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2811347 + ... + 2811542.

Almost surely, 2^551043122 is an apocalyptic number.

551043122 is a deficient number, since it is larger than the sum of its proper divisors (410471068).

551043122 is a wasteful number, since it uses less digits than its factorization.

551043122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5622905 (or 5622898 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 551043122 is about 23474.3077001219. The cubic root of 551043122 is about 819.8389144213.

Adding to 551043122 its reverse (221340155), we get a palindrome (772383277).

The spelling of 551043122 in words is "five hundred fifty-one million, forty-three thousand, one hundred twenty-two".