12016118 has 4 divisors (see below), whose sum is σ = 18024180. Its totient is φ = 6008058.

The previous prime is 12016099. The next prime is 12016129. The reversal of 12016118 is 81161021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81161021 = 2617 ⋅31013.

It is a self number, because there is not a number n which added to its sum of digits gives 12016118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3004028 + ... + 3004031.

It is an arithmetic number, because the mean of its divisors is an integer number (4506045).

Almost surely, 2^12016118 is an apocalyptic number.

12016118 is a deficient number, since it is larger than the sum of its proper divisors (6008062).

12016118 is an equidigital number, since it uses as much as digits as its factorization.

12016118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6008061.

The product of its (nonzero) digits is 96, while the sum is 20.

The square root of 12016118 is about 3466.4272673749. The cubic root of 12016118 is about 229.0453054530.

Adding to 12016118 its reverse (81161021), we get a palindrome (93177139).

The spelling of 12016118 in words is "twelve million, sixteen thousand, one hundred eighteen".