12017116 has 6 divisors (see below), whose sum is σ = 21029960. Its totient is φ = 6008556.

The previous prime is 12017111. The next prime is 12017123. The reversal of 12017116 is 61171021.

It is a super-2 number, since 2×12017116² = 288822153914912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12017093 and 12017102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12017111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1502136 + ... + 1502143.

Almost surely, 2^12017116 is an apocalyptic number.

It is an amenable number.

12017116 is a deficient number, since it is larger than the sum of its proper divisors (9012844).

12017116 is a wasteful number, since it uses less digits than its factorization.

12017116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004283 (or 3004281 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 12017116 is about 3466.5712166347. The cubic root of 12017116 is about 229.0516464051.

Adding to 12017116 its reverse (61171021), we get a palindrome (73188137).

The spelling of 12017116 in words is "twelve million, seventeen thousand, one hundred sixteen".