5518118 has 4 divisors (see below), whose sum is σ = 8277180. Its totient is φ = 2759058.

The previous prime is 5518111. The next prime is 5518127. The reversal of 5518118 is 8118155.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8118155 = 5 ⋅1623631.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5518111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1379528 + ... + 1379531.

It is an arithmetic number, because the mean of its divisors is an integer number (2069295).

Almost surely, 2^5518118 is an apocalyptic number.

5518118 is a deficient number, since it is larger than the sum of its proper divisors (2759062).

5518118 is a wasteful number, since it uses less digits than its factorization.

5518118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2759061.

The product of its digits is 1600, while the sum is 29.

The square root of 5518118 is about 2349.0674745524. The cubic root of 5518118 is about 176.7110311430.

The spelling of 5518118 in words is "five million, five hundred eighteen thousand, one hundred eighteen".