11055503543 has 32 divisors (see below), whose sum is σ = 13012500480. Its totient is φ = 9197919360.

The previous prime is 11055503521. The next prime is 11055503551. The reversal of 11055503543 is 34530555011.

It is not a de Polignac number, because 11055503543 - 2¹⁴ = 11055487159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11055503243) 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 31 ways as a sum of consecutive naturals, for example, 12960305 + ... + 12961157.

It is an arithmetic number, because the mean of its divisors is an integer number (406640640).

Almost surely, 2^11055503543 is an apocalyptic number.

11055503543 is a deficient number, since it is larger than the sum of its proper divisors (1956996937).

11055503543 is a wasteful number, since it uses less digits than its factorization.

11055503543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287.

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 11055503543 in words is "eleven billion, fifty-five million, five hundred three thousand, five hundred forty-three".