1132143 has 8 divisors (see below), whose sum is σ = 1516800. Its totient is φ = 751128.

The previous prime is 1132141. The next prime is 1132177. The reversal of 1132143 is 3412311.

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

It is not a de Polignac number, because 1132143 - 2¹ = 1132141 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132141) 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 7 ways as a sum of consecutive naturals, for example, 73 + ... + 1506.

It is an arithmetic number, because the mean of its divisors is an integer number (189600).

2^1132143 is an apocalyptic number.

1132143 is a deficient number, since it is larger than the sum of its proper divisors (384657).

1132143 is a wasteful number, since it uses less digits than its factorization.

1132143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1821.

The product of its digits is 72, while the sum is 15.

The square root of 1132143 is about 1064.0220862369. The cubic root of 1132143 is about 104.2238460117.

Adding to 1132143 its reverse (3412311), we get a palindrome (4544454).

It can be divided in two parts, 1132 and 143, that added together give a triangular number (1275 = T₅₀).

The spelling of 1132143 in words is "one million, one hundred thirty-two thousand, one hundred forty-three".