12116508 has 24 divisors (see below), whose sum is σ = 28549248. Its totient is φ = 3999216.

The previous prime is 12116483. The next prime is 12116521. The reversal of 12116508 is 80561121.

It is a super-2 number, since 2×12116508² = 293619532228128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3666 + ... + 6137.

It is an arithmetic number, because the mean of its divisors is an integer number (1189552).

Almost surely, 2^12116508 is an apocalyptic number.

It is an amenable number.

12116508 is an abundant number, since it is smaller than the sum of its proper divisors (16432740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12116508 is a wasteful number, since it uses less digits than its factorization.

12116508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9913 (or 9911 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 24.

The square root of 12116508 is about 3480.8774755800. The cubic root of 12116508 is about 229.6813988198.

Adding to 12116508 its reverse (80561121), we get a palindrome (92677629).

The spelling of 12116508 in words is "twelve million, one hundred sixteen thousand, five hundred eight".