11311332 has 24 divisors (see below), whose sum is σ = 26460000. Its totient is φ = 3760896.

The previous prime is 11311319. The next prime is 11311337. The reversal of 11311332 is 23311311.

It is a super-2 number, since 2×11311332² = 255892463228448, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5044 + ... + 6932.

It is an arithmetic number, because the mean of its divisors is an integer number (1102500).

Almost surely, 2^11311332 is an apocalyptic number.

11311332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11311332 is an abundant number, since it is smaller than the sum of its proper divisors (15148668).

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

11311332 is a wasteful number, since it uses less digits than its factorization.

11311332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395 (or 2393 counting only the distinct ones).

The product of its digits is 54, while the sum is 15.

The square root of 11311332 is about 3363.2323737738. The cubic root of 11311332 is about 224.4766899904.

Adding to 11311332 its reverse (23311311), we get a palindrome (34622643).

The spelling of 11311332 in words is "eleven million, three hundred eleven thousand, three hundred thirty-two".