1124432143 has 4 divisors (see below), whose sum is σ = 1129137120. Its totient is φ = 1119727168.

The previous prime is 1124432131. The next prime is 1124432149. The reversal of 1124432143 is 3412344211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3412344211 = 149 ⋅22901639.

It is a cyclic number.

It is not a de Polignac number, because 1124432143 - 2⁹ = 1124431631 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 (1124432149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2352130 + ... + 2352607.

It is an arithmetic number, because the mean of its divisors is an integer number (282284280).

Almost surely, 2^1124432143 is an apocalyptic number.

1124432143 is a deficient number, since it is larger than the sum of its proper divisors (4704977).

1124432143 is an equidigital number, since it uses as much as digits as its factorization.

1124432143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4704976.

The product of its digits is 2304, while the sum is 25.

The square root of 1124432143 is about 33532.5534816542. The cubic root of 1124432143 is about 1039.8668909400.

Adding to 1124432143 its reverse (3412344211), we get a palindrome (4536776354).

The spelling of 1124432143 in words is "one billion, one hundred twenty-four million, four hundred thirty-two thousand, one hundred forty-three".