11042805387 has 16 divisors (see below), whose sum is σ = 14979502080. Its totient is φ = 7234093152.

The previous prime is 11042805373. The next prime is 11042805401. The reversal of 11042805387 is 78350824011.

11042805387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11042805373) and next prime (11042805401).

It is not a de Polignac number, because 11042805387 - 2¹⁰ = 11042804363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11042805307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 465078 + ... + 488244.

It is an arithmetic number, because the mean of its divisors is an integer number (936218880).

Almost surely, 2^11042805387 is an apocalyptic number.

11042805387 is a deficient number, since it is larger than the sum of its proper divisors (3936696693).

11042805387 is a wasteful number, since it uses less digits than its factorization.

11042805387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25922.

The product of its (nonzero) digits is 53760, while the sum is 39.

The spelling of 11042805387 in words is "eleven billion, forty-two million, eight hundred five thousand, three hundred eighty-seven".