11051244032543 has 32 divisors (see below), whose sum is σ = 13013885559360. Its totient is φ = 9251935810560.

The previous prime is 11051244032531. The next prime is 11051244032561. The reversal of 11051244032543 is 34523044215011.

It is a cyclic number.

It is not a de Polignac number, because 11051244032543 - 2³² = 11046949065247 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 (11051244032593) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103912571 + ... + 104018867.

It is an arithmetic number, because the mean of its divisors is an integer number (406683923730).

Almost surely, 2^{11051244032543} is an apocalyptic number.

11051244032543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11051244032543 is a deficient number, since it is larger than the sum of its proper divisors (1962641526817).

11051244032543 is a wasteful number, since it uses less digits than its factorization.

11051244032543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108027.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 11051244032543 its reverse (34523044215011), we get a palindrome (45574288247554).

The spelling of 11051244032543 in words is "eleven trillion, fifty-one billion, two hundred forty-four million, thirty-two thousand, five hundred forty-three".