5166559 has 4 divisors (see below), whose sum is σ = 5391216. Its totient is φ = 4941904.

The previous prime is 5166541. The next prime is 5166563. The reversal of 5166559 is 9556615.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5166559 - 2⁵ = 5166527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5167559) 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, 112294 + ... + 112339.

It is an arithmetic number, because the mean of its divisors is an integer number (1347804).

Almost surely, 2^5166559 is an apocalyptic number.

5166559 is a deficient number, since it is larger than the sum of its proper divisors (224657).

5166559 is a wasteful number, since it uses less digits than its factorization.

5166559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224656.

The product of its digits is 40500, while the sum is 37.

The square root of 5166559 is about 2273.0065991985. The cubic root of 5166559 is about 172.8756387363.

The spelling of 5166559 in words is "five million, one hundred sixty-six thousand, five hundred fifty-nine".