1130543 has 8 divisors (see below), whose sum is σ = 1170288. Its totient is φ = 1091584.

The previous prime is 1130527. The next prime is 1130561. The reversal of 1130543 is 3450311.

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

It is a cyclic number.

It is not a de Polignac number, because 1130543 - 2⁴ = 1130527 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 (1100543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4271 + ... + 4527.

It is an arithmetic number, because the mean of its divisors is an integer number (146286).

2^1130543 is an apocalyptic number.

1130543 is a deficient number, since it is larger than the sum of its proper divisors (39745).

1130543 is an equidigital number, since it uses as much as digits as its factorization.

1130543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 1130543 is about 1063.2699563140. The cubic root of 1130543 is about 104.1747247811.

Adding to 1130543 its reverse (3450311), we get a palindrome (4580854).

The spelling of 1130543 in words is "one million, one hundred thirty thousand, five hundred forty-three".