1132320 has 96 divisors (see below), whose sum is σ = 4088448. Its totient is φ = 258048.

The previous prime is 1132309. The next prime is 1132321. The reversal of 1132320 is 232311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1132296 and 1132305.

It is not an unprimeable number, because it can be changed into a prime (1132321) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3192 + ... + 3528.

It is an arithmetic number, because the mean of its divisors is an integer number (42588).

2^1132320 is an apocalyptic number.

1132320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1132320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2044224).

1132320 is an abundant number, since it is smaller than the sum of its proper divisors (2956128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1132320 is a wasteful number, since it uses less digits than its factorization.

1132320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1132320 is about 1064.1052579515. The cubic root of 1132320 is about 104.2292772041.

Adding to 1132320 its reverse (232311), we get a palindrome (1364631).

Subtracting from 1132320 its reverse (232311), we obtain a palindrome (900009).

The spelling of 1132320 in words is "one million, one hundred thirty-two thousand, three hundred twenty".