12110985 has 32 divisors (see below), whose sum is σ = 21674880. Its totient is φ = 6416064.

The previous prime is 12110971. The next prime is 12111017. The reversal of 12110985 is 58901121.

It is not a de Polignac number, because 12110985 - 2⁶ = 12110921 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 31 ways as a sum of consecutive naturals, for example, 38047 + ... + 38363.

It is an arithmetic number, because the mean of its divisors is an integer number (677340).

Almost surely, 2^12110985 is an apocalyptic number.

12110985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12110985 is a deficient number, since it is larger than the sum of its proper divisors (9563895).

12110985 is a wasteful number, since it uses less digits than its factorization.

12110985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 608 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

The square root of 12110985 is about 3480.0840507091. The cubic root of 12110985 is about 229.6464953874.

The spelling of 12110985 in words is "twelve million, one hundred ten thousand, nine hundred eighty-five".