1132539 has 4 divisors (see below), whose sum is σ = 1510056. Its totient is φ = 755024.

The previous prime is 1132529. The next prime is 1132541. The reversal of 1132539 is 9352311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9352311 = 3 ⋅3117437.

It is a cyclic number.

It is not a de Polignac number, because 1132539 - 2⁵ = 1132507 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1132519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188754 + ... + 188759.

It is an arithmetic number, because the mean of its divisors is an integer number (377514).

2^1132539 is an apocalyptic number.

1132539 is a deficient number, since it is larger than the sum of its proper divisors (377517).

1132539 is an equidigital number, since it uses as much as digits as its factorization.

1132539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377516.

The product of its digits is 810, while the sum is 24.

The square root of 1132539 is about 1064.2081563303. The cubic root of 1132539 is about 104.2359963708.

The spelling of 1132539 in words is "one million, one hundred thirty-two thousand, five hundred thirty-nine".