551041 has 8 divisors (see below), whose sum is σ = 578664. Its totient is φ = 524160.

The previous prime is 551039. The next prime is 551059. The reversal of 551041 is 140155.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 297025 + 254016 = 545^2 + 504^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 551041 - 2¹ = 551039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1821 + ... + 2101.

It is an arithmetic number, because the mean of its divisors is an integer number (72333).

2⁵⁵¹⁰⁴¹ is an apocalyptic number.

It is an amenable number.

551041 is a deficient number, since it is larger than the sum of its proper divisors (27623).

551041 is a wasteful number, since it uses less digits than its factorization.

551041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 551041 is about 742.3213589814. The cubic root of 551041 is about 81.9837862053.

Adding to 551041 its reverse (140155), we get a palindrome (691196).

The spelling of 551041 in words is "five hundred fifty-one thousand, forty-one".