551167 has 4 divisors (see below), whose sum is σ = 553696. Its totient is φ = 548640.

The previous prime is 551143. The next prime is 551179. The reversal of 551167 is 761155.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 761155 = 5 ⋅152231.

It is a cyclic number.

It is not a de Polignac number, because 551167 - 2⁷ = 551039 is a prime.

It is a Duffinian number.

551167 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 903 + ... + 1384.

It is an arithmetic number, because the mean of its divisors is an integer number (138424).

2⁵⁵¹¹⁶⁷ is an apocalyptic number.

551167 is a deficient number, since it is larger than the sum of its proper divisors (2529).

551167 is a wasteful number, since it uses less digits than its factorization.

551167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528.

The product of its digits is 1050, while the sum is 25.

The square root of 551167 is about 742.4062230343. The cubic root of 551167 is about 81.9900344820.

The spelling of 551167 in words is "five hundred fifty-one thousand, one hundred sixty-seven".