551163 has 8 divisors (see below), whose sum is σ = 752976. Its totient is φ = 358400.

The previous prime is 551143. The next prime is 551179. The reversal of 551163 is 361155.

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 551163 - 2⁶ = 551099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (551113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2118 + ... + 2363.

It is an arithmetic number, because the mean of its divisors is an integer number (94122).

2⁵⁵¹¹⁶³ is an apocalyptic number.

551163 is a deficient number, since it is larger than the sum of its proper divisors (201813).

551163 is a wasteful number, since it uses less digits than its factorization.

551163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4525.

The product of its digits is 450, while the sum is 21.

The square root of 551163 is about 742.4035290864. The cubic root of 551163 is about 81.9898361386.

The spelling of 551163 in words is "five hundred fifty-one thousand, one hundred sixty-three".