12014143 has 8 divisors (see below), whose sum is σ = 12441600. Its totient is φ = 11589240.

The previous prime is 12014117. The next prime is 12014153. The reversal of 12014143 is 34141021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12014143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12014153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18246 + ... + 18892.

It is an arithmetic number, because the mean of its divisors is an integer number (1555200).

Almost surely, 2^12014143 is an apocalyptic number.

12014143 is a deficient number, since it is larger than the sum of its proper divisors (427457).

12014143 is an equidigital number, since it uses as much as digits as its factorization.

12014143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 12014143 is about 3466.1423802262. The cubic root of 12014143 is about 229.0327559406.

Adding to 12014143 its reverse (34141021), we get a palindrome (46155164).

The spelling of 12014143 in words is "twelve million, fourteen thousand, one hundred forty-three".