1232113232 has 60 divisors (see below), whose sum is σ = 2786396436. Its totient is φ = 526256640.

The previous prime is 1232113193. The next prime is 1232113237. The reversal of 1232113232 is 2323112321.

It can be written as a sum of positive squares in 2 ways, for example, as 474542656 + 757570576 = 21784^2 + 27524^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232113237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242882 + ... + 247902.

Almost surely, 2^1232113232 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 1232113232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1393198218).

1232113232 is an abundant number, since it is smaller than the sum of its proper divisors (1554283204).

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

1232113232 is a wasteful number, since it uses less digits than its factorization.

1232113232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5356 (or 5343 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 1232113232 is about 35101.4705105071. The cubic root of 1232113232 is about 1072.0545240330.

Adding to 1232113232 its reverse (2323112321), we get a palindrome (3555225553).

The spelling of 1232113232 in words is "one billion, two hundred thirty-two million, one hundred thirteen thousand, two hundred thirty-two".