11844445073 has 4 divisors (see below), whose sum is σ = 12119897328. Its totient is φ = 11568992820.

The previous prime is 11844445061. The next prime is 11844445087. The reversal of 11844445073 is 37054444811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37054444811 = 51361 ⋅721451.

It is a cyclic number.

It is not a de Polignac number, because 11844445073 - 2¹² = 11844440977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11844445073.

It is not an unprimeable number, because it can be changed into a prime (11844445013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137726063 + ... + 137726148.

It is an arithmetic number, because the mean of its divisors is an integer number (3029974332).

Almost surely, 2^11844445073 is an apocalyptic number.

It is an amenable number.

11844445073 is a deficient number, since it is larger than the sum of its proper divisors (275452255).

11844445073 is an equidigital number, since it uses as much as digits as its factorization.

11844445073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275452254.

The product of its (nonzero) digits is 215040, while the sum is 41.

Adding to 11844445073 its reverse (37054444811), we get a palindrome (48898889884).

The spelling of 11844445073 in words is "eleven billion, eight hundred forty-four million, four hundred forty-five thousand, seventy-three".