11038648573 has 4 divisors (see below), whose sum is σ = 11687980860. Its totient is φ = 10389316288.

The previous prime is 11038648559. The next prime is 11038648613. The reversal of 11038648573 is 37584683011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37584683011 = 863 ⋅43551197.

It can be written as a sum of positive squares in 2 ways, for example, as 8783063524 + 2255585049 = 93718^2 + 47493^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11038648573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11038643573) 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, 324666118 + ... + 324666151.

It is an arithmetic number, because the mean of its divisors is an integer number (2921995215).

Almost surely, 2^11038648573 is an apocalyptic number.

It is an amenable number.

11038648573 is a deficient number, since it is larger than the sum of its proper divisors (649332287).

11038648573 is an equidigital number, since it uses as much as digits as its factorization.

11038648573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649332286.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 11038648573 in words is "eleven billion, thirty-eight million, six hundred forty-eight thousand, five hundred seventy-three".