11520503343541 has 16 divisors (see below), whose sum is σ = 12141283264000. Its totient is φ = 10901170749168.

The previous prime is 11520503343493. The next prime is 11520503343551. The reversal of 11520503343541 is 14534330502511.

11520503343541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11520503343541 - 2²¹ = 11520501246389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11520503343541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520503343551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126415810 + ... + 126506908.

It is an arithmetic number, because the mean of its divisors is an integer number (758830204000).

Almost surely, 2^{11520503343541} is an apocalyptic number.

It is an amenable number.

11520503343541 is a deficient number, since it is larger than the sum of its proper divisors (620779920459).

11520503343541 is an equidigital number, since it uses as much as digits as its factorization.

11520503343541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98968.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 11520503343541 in words is "eleven trillion, five hundred twenty billion, five hundred three million, three hundred forty-three thousand, five hundred forty-one".