1132743 has 4 divisors (see below), whose sum is σ = 1510328. Its totient is φ = 755160.

The previous prime is 1132739. The next prime is 1132753. The reversal of 1132743 is 3472311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3472311 = 3 ⋅1157437.

It is not a de Polignac number, because 1132743 - 2² = 1132739 is a prime.

It is a D-number.

It is a Duffinian number.

1132743 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132753) 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, 188788 + ... + 188793.

It is an arithmetic number, because the mean of its divisors is an integer number (377582).

2^1132743 is an apocalyptic number.

1132743 is a deficient number, since it is larger than the sum of its proper divisors (377585).

1132743 is an equidigital number, since it uses as much as digits as its factorization.

1132743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377584.

The product of its digits is 504, while the sum is 21.

The square root of 1132743 is about 1064.3039979254. The cubic root of 1132743 is about 104.2422545413.

The spelling of 1132743 in words is "one million, one hundred thirty-two thousand, seven hundred forty-three".