11324501543 has 16 divisors (see below), whose sum is σ = 12225312000. Its totient is φ = 10455298560.

The previous prime is 11324501519. The next prime is 11324501561. The reversal of 11324501543 is 34510542311.

It is a cyclic number.

It is not a de Polignac number, because 11324501543 - 2¹⁰ = 11324500519 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 (11324501443) 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, 351398 + ... + 382268.

It is an arithmetic number, because the mean of its divisors is an integer number (764082000).

Almost surely, 2^11324501543 is an apocalyptic number.

11324501543 is a deficient number, since it is larger than the sum of its proper divisors (900810457).

11324501543 is a wasteful number, since it uses less digits than its factorization.

11324501543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31382.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 11324501543 in words is "eleven billion, three hundred twenty-four million, five hundred one thousand, five hundred forty-three".