11142338 has 8 divisors (see below), whose sum is σ = 16870032.
Its totient is φ = 5518996.
The previous prime is 11142331. The next prime is 11142353. The reversal of 11142338 is 83324111.
Adding to 11142338 its reverse (83324111), we get a palindrome (94466449).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×111423382 = 248303392212488, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (11142331) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25820 + ... + 26247.
It is an arithmetic number, because the mean of its divisors is an integer number (2108754).
Almost surely, 211142338 is an apocalyptic number.
11142338 is a deficient number, since it is larger than the sum of its proper divisors (5727694).
11142338 is a wasteful number, since it uses less digits than its factorization.
11142338 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52176.
The product of its digits is 576, while the sum is 23.
The square root of 11142338 is about 3338.0140802579.
The cubic root of 11142338 is about 223.3531642498.
The spelling of 11142338 in words is "eleven million, one hundred forty-two thousand, three hundred thirty-eight".