11517242 has 8 divisors (see below), whose sum is σ = 18846432. Its totient is φ = 5235100.

The previous prime is 11517241. The next prime is 11517257. The reversal of 11517242 is 24271511.

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

It is not an unprimeable number, because it can be changed into a prime (11517241) 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, 261734 + ... + 261777.

It is an arithmetic number, because the mean of its divisors is an integer number (2355804).

Almost surely, 2^11517242 is an apocalyptic number.

11517242 is a deficient number, since it is larger than the sum of its proper divisors (7329190).

11517242 is a wasteful number, since it uses less digits than its factorization.

11517242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523524.

The product of its digits is 560, while the sum is 23.

The square root of 11517242 is about 3393.7062336036. The cubic root of 11517242 is about 225.8306220390.

Adding to 11517242 its reverse (24271511), we get a palindrome (35788753).

The spelling of 11517242 in words is "eleven million, five hundred seventeen thousand, two hundred forty-two".