11563242 has 16 divisors (see below), whose sum is σ = 23160000. Its totient is φ = 3848832.

The previous prime is 11563241. The next prime is 11563243. The reversal of 11563242 is 24236511.

It is an interprime number because it is at equal distance from previous prime (11563241) and next prime (11563243).

It is not an unprimeable number, because it can be changed into a prime (11563241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6723 + ... + 8265.

It is an arithmetic number, because the mean of its divisors is an integer number (1447500).

Almost surely, 2^11563242 is an apocalyptic number.

11563242 is an abundant number, since it is smaller than the sum of its proper divisors (11596758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11563242 is a wasteful number, since it uses less digits than its factorization.

11563242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2797.

The product of its digits is 1440, while the sum is 24.

The square root of 11563242 is about 3400.4767312834. The cubic root of 11563242 is about 226.1308793694.

Adding to 11563242 its reverse (24236511), we get a palindrome (35799753).

The spelling of 11563242 in words is "eleven million, five hundred sixty-three thousand, two hundred forty-two".