11052320445 has 24 divisors (see below), whose sum is σ = 19159803936. Its totient is φ = 5893817568.

The previous prime is 11052320443. The next prime is 11052320459. The reversal of 11052320445 is 54402325011.

11052320445 is a `hidden beast` number, since 110 + 523 + 20 + 4 + 4 + 5 = 666.

It is not a de Polignac number, because 11052320445 - 2¹ = 11052320443 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11052320443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 659662 + ... + 676208.

It is an arithmetic number, because the mean of its divisors is an integer number (798325164).

Almost surely, 2^11052320445 is an apocalyptic number.

11052320445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11052320445 is a deficient number, since it is larger than the sum of its proper divisors (8107483491).

11052320445 is a wasteful number, since it uses less digits than its factorization.

11052320445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31401 (or 31398 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 11052320445 its reverse (54402325011), we get a palindrome (65454645456).

The spelling of 11052320445 in words is "eleven billion, fifty-two million, three hundred twenty thousand, four hundred forty-five".