1234143 has 16 divisors (see below), whose sum is σ = 1872640. Its totient is φ = 802872.

The previous prime is 1234133. The next prime is 1234147. The reversal of 1234143 is 3414321.

It is not a de Polignac number, because 1234143 - 2⁸ = 1233887 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234147) 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 15 ways as a sum of consecutive naturals, for example, 630 + ... + 1692.

It is an arithmetic number, because the mean of its divisors is an integer number (117040).

2^1234143 is an apocalyptic number.

1234143 is a deficient number, since it is larger than the sum of its proper divisors (638497).

1234143 is a wasteful number, since it uses less digits than its factorization.

1234143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115 (or 1109 counting only the distinct ones).

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

The square root of 1234143 is about 1110.9198891009. The cubic root of 1234143 is about 107.2642897484.

Adding to 1234143 its reverse (3414321), we get a palindrome (4648464).

The spelling of 1234143 in words is "one million, two hundred thirty-four thousand, one hundred forty-three".