1132555 has 4 divisors (see below), whose sum is σ = 1359072. Its totient is φ = 906040.

The previous prime is 1132541. The next prime is 1132561. The reversal of 1132555 is 5552311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5552311 = 29 ⋅191459.

It is a de Polignac number, because none of the positive numbers 2^k-1132555 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113251 + ... + 113260.

It is an arithmetic number, because the mean of its divisors is an integer number (339768).

2^1132555 is an apocalyptic number.

1132555 is a deficient number, since it is larger than the sum of its proper divisors (226517).

1132555 is an equidigital number, since it uses as much as digits as its factorization.

1132555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226516.

The product of its digits is 750, while the sum is 22.

The square root of 1132555 is about 1064.2156736301. The cubic root of 1132555 is about 104.2364872348.

Adding to 1132555 its reverse (5552311), we get a palindrome (6684866).

The spelling of 1132555 in words is "one million, one hundred thirty-two thousand, five hundred fifty-five".