11444747 has 4 divisors (see below), whose sum is σ = 11469120. Its totient is φ = 11420376.

The previous prime is 11444737. The next prime is 11444749. The reversal of 11444747 is 74744411.

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 11444747 - 2⁶ = 11444683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11444749) 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 3 ways as a sum of consecutive naturals, for example, 11468 + ... + 12425.

It is an arithmetic number, because the mean of its divisors is an integer number (2867280).

Almost surely, 2^11444747 is an apocalyptic number.

11444747 is a deficient number, since it is larger than the sum of its proper divisors (24373).

11444747 is an equidigital number, since it uses as much as digits as its factorization.

11444747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24372.

The product of its digits is 12544, while the sum is 32.

The square root of 11444747 is about 3383.0085722623. The cubic root of 11444747 is about 225.3557959257.

The spelling of 11444747 in words is "eleven million, four hundred forty-four thousand, seven hundred forty-seven".