1124143 has 6 divisors (see below), whose sum is σ = 1145312. Its totient is φ = 1103340.

The previous prime is 1124141. The next prime is 1124147. The reversal of 1124143 is 3414211.

It is not a de Polignac number, because 1124143 - 2¹ = 1124141 is a prime.

It is a Duffinian number.

1124143 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4930 + ... + 5152.

2^1124143 is an apocalyptic number.

1124143 is a deficient number, since it is larger than the sum of its proper divisors (21169).

1124143 is an frugal number, since it uses more digits than its factorization.

1124143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365 (or 294 counting only the distinct ones).

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

The square root of 1124143 is about 1060.2561011378. The cubic root of 1124143 is about 103.9777750832.

Adding to 1124143 its reverse (3414211), we get a palindrome (4538354).

The spelling of 1124143 in words is "one million, one hundred twenty-four thousand, one hundred forty-three".