11141142 has 8 divisors (see below), whose sum is σ = 22282296. Its totient is φ = 3713712.

The previous prime is 11141113. The next prime is 11141149. The reversal of 11141142 is 24114111.

It is a sphenic number, since it is the product of 3 distinct primes.

11141142 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11141149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 928423 + ... + 928434.

It is an arithmetic number, because the mean of its divisors is an integer number (2785287).

Almost surely, 2^11141142 is an apocalyptic number.

11141142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11141142 is a wasteful number, since it uses less digits than its factorization.

11141142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856862.

The product of its digits is 32, while the sum is 15.

The square root of 11141142 is about 3337.8349270148. The cubic root of 11141142 is about 223.3451725117.

Adding to 11141142 its reverse (24114111), we get a palindrome (35255253).

The spelling of 11141142 in words is "eleven million, one hundred forty-one thousand, one hundred forty-two".