11040555043 has 8 divisors (see below), whose sum is σ = 12620879360. Its totient is φ = 9461006280.

The previous prime is 11040555011. The next prime is 11040555061. The reversal of 11040555043 is 34055504011.

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 11040555043 - 2⁵ = 11040555011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11040555443) 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, 163053 + ... + 220606.

It is an arithmetic number, because the mean of its divisors is an integer number (1577609920).

Almost surely, 2^11040555043 is an apocalyptic number.

11040555043 is a deficient number, since it is larger than the sum of its proper divisors (1580324317).

11040555043 is an equidigital number, since it uses as much as digits as its factorization.

11040555043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387777.

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 11040555043 in words is "eleven billion, forty million, five hundred fifty-five thousand, forty-three".