5518159 has 2 divisors, whose sum is σ = 5518160. Its totient is φ = 5518158.

The previous prime is 5518157. The next prime is 5518171. The reversal of 5518159 is 9518155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5518159 - 2¹ = 5518157 is a prime.

Together with 5518157, it forms a pair of twin primes.

It is equal to p₃₈₁₉₆₇ and since 5518159 and 381967 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5518157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2759079 + 2759080.

It is an arithmetic number, because the mean of its divisors is an integer number (2759080).

Almost surely, 2^5518159 is an apocalyptic number.

5518159 is a deficient number, since it is larger than the sum of its proper divisors (1).

5518159 is an equidigital number, since it uses as much as digits as its factorization.

5518159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9000, while the sum is 34.

The square root of 5518159 is about 2349.0762014034. The cubic root of 5518159 is about 176.7114688003.

The spelling of 5518159 in words is "five million, five hundred eighteen thousand, one hundred fifty-nine".