12014001 has 20 divisors (see below), whose sum is σ = 18173232. Its totient is φ = 7908408.

The previous prime is 12013997. The next prime is 12014003. The reversal of 12014001 is 10041021.

It is a happy number.

It is not a de Polignac number, because 12014001 - 2² = 12013997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12014003) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 5830 + ... + 7616.

Almost surely, 2^12014001 is an apocalyptic number.

It is an amenable number.

12014001 is a deficient number, since it is larger than the sum of its proper divisors (6159231).

12014001 is an equidigital number, since it uses as much as digits as its factorization.

12014001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1882 (or 1873 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 12014001 is about 3466.1218962985. The cubic root of 12014001 is about 229.0318535936.

Adding to 12014001 its reverse (10041021), we get a palindrome (22055022).

The spelling of 12014001 in words is "twelve million, fourteen thousand, one".