1131532 has 12 divisors (see below), whose sum is σ = 1987720. Its totient is φ = 563616.

The previous prime is 1131523. The next prime is 1131547. The reversal of 1131532 is 2351311.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1519 + ... + 2137.

2^1131532 is an apocalyptic number.

It is an amenable number.

1131532 is a deficient number, since it is larger than the sum of its proper divisors (856188).

1131532 is a wasteful number, since it uses less digits than its factorization.

1131532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080 (or 1078 counting only the distinct ones).

The product of its digits is 90, while the sum is 16.

The square root of 1131532 is about 1063.7349293880. The cubic root of 1131532 is about 104.2050933073.

Adding to 1131532 its reverse (2351311), we get a palindrome (3482843).

The spelling of 1131532 in words is "one million, one hundred thirty-one thousand, five hundred thirty-two".