11717242 has 8 divisors (see below), whose sum is σ = 17984736. Its totient is φ = 5722332.

The previous prime is 11717239. The next prime is 11717257. The reversal of 11717242 is 24271711.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 68038 + ... + 68209.

It is an arithmetic number, because the mean of its divisors is an integer number (2248092).

Almost surely, 2^11717242 is an apocalyptic number.

11717242 is a deficient number, since it is larger than the sum of its proper divisors (6267494).

11717242 is a wasteful number, since it uses less digits than its factorization.

11717242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136292.

The product of its digits is 784, while the sum is 25.

The square root of 11717242 is about 3423.0457198232. The cubic root of 11717242 is about 227.1303306893.

Adding to 11717242 its reverse (24271711), we get a palindrome (35988953).

The spelling of 11717242 in words is "eleven million, seven hundred seventeen thousand, two hundred forty-two".