1147132 has 24 divisors (see below), whose sum is σ = 2340576. Its totient is φ = 481728.

The previous prime is 1147127. The next prime is 1147141. The reversal of 1147132 is 2317411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1098 + ... + 1870.

It is an arithmetic number, because the mean of its divisors is an integer number (97524).

2^1147132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1147132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1170288).

1147132 is an abundant number, since it is smaller than the sum of its proper divisors (1193444).

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

1147132 is a wasteful number, since it uses less digits than its factorization.

1147132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837 (or 835 counting only the distinct ones).

The product of its digits is 168, while the sum is 19.

The square root of 1147132 is about 1071.0424828176. The cubic root of 1147132 is about 104.6817879263.

The spelling of 1147132 in words is "one million, one hundred forty-seven thousand, one hundred thirty-two".