551801041 has 8 divisors (see below), whose sum is σ = 604095264. Its totient is φ = 499861920.

The previous prime is 551801039. The next prime is 551801051. The reversal of 551801041 is 140108155.

It is a happy number.

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 551801041 - 2¹ = 551801039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 551800997 and 551801015.

It is not an unprimeable number, because it can be changed into a prime (551801051) 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 7 ways as a sum of consecutive naturals, for example, 85516 + ... + 91741.

It is an arithmetic number, because the mean of its divisors is an integer number (75511908).

Almost surely, 2^551801041 is an apocalyptic number.

It is an amenable number.

551801041 is a deficient number, since it is larger than the sum of its proper divisors (52294223).

551801041 is a wasteful number, since it uses less digits than its factorization.

551801041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177551.

The product of its (nonzero) digits is 800, while the sum is 25.

The square root of 551801041 is about 23490.4457386402. The cubic root of 551801041 is about 820.2146181242.

Adding to 551801041 its reverse (140108155), we get a palindrome (691909196).

The spelling of 551801041 in words is "five hundred fifty-one million, eight hundred one thousand, forty-one".