11520653454443 has 8 divisors (see below), whose sum is σ = 13245302176512. Its totient is φ = 9815715003816.

The previous prime is 11520653454439. The next prime is 11520653454449. The reversal of 11520653454443 is 34445435602511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11520653454443 - 2² = 11520653454439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11520653454449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4927566605 + ... + 4927568942.

It is an arithmetic number, because the mean of its divisors is an integer number (1655662772064).

Almost surely, 2^{11520653454443} is an apocalyptic number.

11520653454443 is a deficient number, since it is larger than the sum of its proper divisors (1724648722069).

11520653454443 is an equidigital number, since it uses as much as digits as its factorization.

11520653454443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9855135721.

The product of its (nonzero) digits is 3456000, while the sum is 47.

The spelling of 11520653454443 in words is "eleven trillion, five hundred twenty billion, six hundred fifty-three million, four hundred fifty-four thousand, four hundred forty-three".