11013313451543 has 16 divisors (see below), whose sum is σ = 12486859576800. Its totient is φ = 9629431217280.

The previous prime is 11013313451513. The next prime is 11013313451611. The reversal of 11013313451543 is 34515431331011.

It is a cyclic number.

It is not a de Polignac number, because 11013313451543 - 2⁶ = 11013313451479 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 (11013313451513) 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 15 ways as a sum of consecutive naturals, for example, 2356148 + ... + 5251481.

It is an arithmetic number, because the mean of its divisors is an integer number (780428723550).

Almost surely, 2^{11013313451543} is an apocalyptic number.

11013313451543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11013313451543 is a deficient number, since it is larger than the sum of its proper divisors (1473546125257).

11013313451543 is a wasteful number, since it uses less digits than its factorization.

11013313451543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7613522.

The product of its (nonzero) digits is 32400, while the sum is 35.

Adding to 11013313451543 its reverse (34515431331011), we get a palindrome (45528744782554).

The spelling of 11013313451543 in words is "eleven trillion, thirteen billion, three hundred thirteen million, four hundred fifty-one thousand, five hundred forty-three".