1165132332 has 144 divisors (see below), whose sum is σ = 3838266432. Its totient is φ = 289198080.

The previous prime is 1165132277. The next prime is 1165132351. The reversal of 1165132332 is 2332315611.

1165132332 is a `hidden beast` number, since 1 + 1 + 651 + 3 + 2 + 3 + 3 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1165132296 and 1165132305.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45232 + ... + 66152.

It is an arithmetic number, because the mean of its divisors is an integer number (26654628).

Almost surely, 2^1165132332 is an apocalyptic number.

1165132332 is a gapful number since it is divisible by the number (12) 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 1165132332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1919133216).

1165132332 is an abundant number, since it is smaller than the sum of its proper divisors (2673134100).

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

1165132332 is a wasteful number, since it uses less digits than its factorization.

1165132332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20968 (or 20963 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 1165132332 is about 34134.0348039900. The cubic root of 1165132332 is about 1052.2649014600.

Adding to 1165132332 its reverse (2332315611), we get a palindrome (3497447943).

The spelling of 1165132332 in words is "one billion, one hundred sixty-five million, one hundred thirty-two thousand, three hundred thirty-two".