11305142 has 8 divisors (see below), whose sum is σ = 17504832. Its totient is φ = 5470200.

The previous prime is 11305141. The next prime is 11305183. The reversal of 11305142 is 24150311.

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 11305142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11305141) 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, 91109 + ... + 91232.

It is an arithmetic number, because the mean of its divisors is an integer number (2188104).

Almost surely, 2^11305142 is an apocalyptic number.

11305142 is a deficient number, since it is larger than the sum of its proper divisors (6199690).

11305142 is a wasteful number, since it uses less digits than its factorization.

11305142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182374.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 11305142 is about 3362.3120021795. The cubic root of 11305142 is about 224.4357350656.

Adding to 11305142 its reverse (24150311), we get a palindrome (35455453).

The spelling of 11305142 in words is "eleven million, three hundred five thousand, one hundred forty-two".