11331342 has 48 divisors (see below), whose sum is σ = 27031680. Its totient is φ = 3402000.

The previous prime is 11331329. The next prime is 11331343. The reversal of 11331342 is 24313311.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29709 + ... + 30087.

It is an arithmetic number, because the mean of its divisors is an integer number (563160).

Almost surely, 2^11331342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11331342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13515840).

11331342 is an abundant number, since it is smaller than the sum of its proper divisors (15700338).

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

11331342 is a wasteful number, since it uses less digits than its factorization.

11331342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549 (or 546 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 11331342 is about 3366.2058760569. The cubic root of 11331342 is about 224.6089801127.

Adding to 11331342 its reverse (24313311), we get a palindrome (35644653).

The spelling of 11331342 in words is "eleven million, three hundred thirty-one thousand, three hundred forty-two".