11404142 has 8 divisors (see below), whose sum is σ = 18006600. Its totient is φ = 5401944.

The previous prime is 11404139. The next prime is 11404171. The reversal of 11404142 is 24140411.

11404142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11404142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150017 + ... + 150092.

It is an arithmetic number, because the mean of its divisors is an integer number (2250825).

Almost surely, 2^11404142 is an apocalyptic number.

11404142 is a deficient number, since it is larger than the sum of its proper divisors (6602458).

11404142 is a wasteful number, since it uses less digits than its factorization.

11404142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300130.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 11404142 is about 3377.0019247848. The cubic root of 11404142 is about 225.0889656411.

Adding to 11404142 its reverse (24140411), we get a palindrome (35544553).

The spelling of 11404142 in words is "eleven million, four hundred four thousand, one hundred forty-two".