11123232 has 48 divisors (see below), whose sum is σ = 29494080. Its totient is φ = 3670272.

The previous prime is 11123221. The next prime is 11123243. The reversal of 11123232 is 23232111.

It is an interprime number because it is at equal distance from previous prime (11123221) and next prime (11123243).

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

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, 9933 + ... + 10995.

It is an arithmetic number, because the mean of its divisors is an integer number (614460).

Almost surely, 2^11123232 is an apocalyptic number.

11123232 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 11123232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14747040).

11123232 is an abundant number, since it is smaller than the sum of its proper divisors (18370848).

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

11123232 is a wasteful number, since it uses less digits than its factorization.

11123232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185 (or 1177 counting only the distinct ones).

The product of its digits is 72, while the sum is 15.

The square root of 11123232 is about 3335.1509710956. The cubic root of 11123232 is about 223.2254284309.

Adding to 11123232 its reverse (23232111), we get a palindrome (34355343).

It can be divided in two parts, 111 and 23232, that multiplied together give a palindrome (2578752).

The spelling of 11123232 in words is "eleven million, one hundred twenty-three thousand, two hundred thirty-two".