11331612 has 36 divisors (see below), whose sum is σ = 29189160. Its totient is φ = 3705312.

The previous prime is 11331611. The next prime is 11331641. The reversal of 11331612 is 21613311.

It is a tau number, because it is divible by the number of its divisors (36).

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.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331611) 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 11 ways as a sum of consecutive naturals, for example, 1062 + ... + 4877.

It is an arithmetic number, because the mean of its divisors is an integer number (810810).

Almost surely, 2^11331612 is an apocalyptic number.

11331612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11331612 is an abundant number, since it is smaller than the sum of its proper divisors (17857548).

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

11331612 is a wasteful number, since it uses less digits than its factorization.

11331612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6002 (or 5997 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 11331612 is about 3366.2459803169. The cubic root of 11331612 is about 224.6107640715.

Adding to 11331612 its reverse (21613311), we get a palindrome (32944923).

The spelling of 11331612 in words is "eleven million, three hundred thirty-one thousand, six hundred twelve".