12014140 has 24 divisors (see below), whose sum is σ = 25768512. Its totient is φ = 4703040.

The previous prime is 12014117. The next prime is 12014153. The reversal of 12014140 is 4141021.

It is a self number, because there is not a number n which added to its sum of digits gives 12014140.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5451 + ... + 7330.

It is an arithmetic number, because the mean of its divisors is an integer number (1073688).

Almost surely, 2^12014140 is an apocalyptic number.

12014140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12014140 is an abundant number, since it is smaller than the sum of its proper divisors (13754372).

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

12014140 is a wasteful number, since it uses less digits than its factorization.

12014140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12837 (or 12835 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 12014140 is about 3466.1419474684. The cubic root of 12014140 is about 229.0327368770.

Adding to 12014140 its reverse (4141021), we get a palindrome (16155161).

The spelling of 12014140 in words is "twelve million, fourteen thousand, one hundred forty".