1132211232 has 72 divisors (see below), whose sum is σ = 3226060656. Its totient is φ = 376661376.

The previous prime is 1132211219. The next prime is 1132211261. The reversal of 1132211232 is 2321122311.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153943 + ... + 161129.

It is an arithmetic number, because the mean of its divisors is an integer number (44806398).

Almost surely, 2^1132211232 is an apocalyptic number.

1132211232 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 1132211232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1613030328).

1132211232 is an abundant number, since it is smaller than the sum of its proper divisors (2093849424).

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

1132211232 is a wasteful number, since it uses less digits than its factorization.

1132211232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7750 (or 7739 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1132211232 is about 33648.3466458606. The cubic root of 1132211232 is about 1042.2593975741.

Adding to 1132211232 its reverse (2321122311), we get a palindrome (3453333543).

The spelling of 1132211232 in words is "one billion, one hundred thirty-two million, two hundred eleven thousand, two hundred thirty-two".