11244147 has 4 divisors (see below), whose sum is σ = 14992200. Its totient is φ = 7496096.

The previous prime is 11244137. The next prime is 11244173. The reversal of 11244147 is 74144211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11244147 - 2⁴ = 11244131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11244137) by changing a digit.

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, 1874022 + ... + 1874027.

It is an arithmetic number, because the mean of its divisors is an integer number (3748050).

Almost surely, 2^11244147 is an apocalyptic number.

11244147 is a deficient number, since it is larger than the sum of its proper divisors (3748053).

11244147 is an equidigital number, since it uses as much as digits as its factorization.

11244147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748052.

The product of its digits is 896, while the sum is 24.

The square root of 11244147 is about 3353.2293390104. The cubic root of 11244147 is about 224.0313718284.

Adding to 11244147 its reverse (74144211), we get a palindrome (85388358).

The spelling of 11244147 in words is "eleven million, two hundred forty-four thousand, one hundred forty-seven".