12034143 has 16 divisors (see below), whose sum is σ = 19449600. Its totient is φ = 7293240.

The previous prime is 12034133. The next prime is 12034151. The reversal of 12034143 is 34143021.

12034143 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12034143 - 2⁸ = 12033887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12034103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19963 + ... + 20556.

It is an arithmetic number, because the mean of its divisors is an integer number (1215600).

Almost surely, 2^12034143 is an apocalyptic number.

12034143 is a deficient number, since it is larger than the sum of its proper divisors (7415457).

12034143 is a wasteful number, since it uses less digits than its factorization.

12034143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40539 (or 40533 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 12034143 is about 3469.0262322444. The cubic root of 12034143 is about 229.1597761161.

Adding to 12034143 its reverse (34143021), we get a palindrome (46177164).

The spelling of 12034143 in words is "twelve million, thirty-four thousand, one hundred forty-three".