11011520443 has 48 divisors (see below), whose sum is σ = 14445817344. Its totient is φ = 8295080640.

The previous prime is 11011520441. The next prime is 11011520459. The reversal of 11011520443 is 34402511011.

It is not a de Polignac number, because 11011520443 - 2¹ = 11011520441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11011520441) 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 47 ways as a sum of consecutive naturals, for example, 2100021 + ... + 2105257.

It is an arithmetic number, because the mean of its divisors is an integer number (300954528).

Almost surely, 2^11011520443 is an apocalyptic number.

11011520443 is a deficient number, since it is larger than the sum of its proper divisors (3434296901).

11011520443 is a wasteful number, since it uses less digits than its factorization.

11011520443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5392 (or 5385 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The spelling of 11011520443 in words is "eleven billion, eleven million, five hundred twenty thousand, four hundred forty-three".