551123041 has 6 divisors (see below), whose sum is σ = 641102370. Its totient is φ = 472391136.

The previous prime is 551123021. The next prime is 551123059. The reversal of 551123041 is 140321155.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 546624400 + 4498641 = 23380^2 + 2121^2 .

It is not a de Polignac number, because 551123041 - 2⁵ = 551123009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551123021) 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 5 ways as a sum of consecutive naturals, for example, 5623656 + ... + 5623753.

It is an arithmetic number, because the mean of its divisors is an integer number (106850395).

Almost surely, 2^551123041 is an apocalyptic number.

It is an amenable number.

551123041 is a deficient number, since it is larger than the sum of its proper divisors (89979329).

551123041 is a wasteful number, since it uses less digits than its factorization.

551123041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11247423 (or 11247416 counting only the distinct ones).

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

The square root of 551123041 is about 23476.0099037294. The cubic root of 551123041 is about 819.8785468544.

Adding to 551123041 its reverse (140321155), we get a palindrome (691444196).

The spelling of 551123041 in words is "five hundred fifty-one million, one hundred twenty-three thousand, forty-one".