11001041043 has 4 divisors (see below), whose sum is σ = 14668054728. Its totient is φ = 7334027360.

The previous prime is 11001041039. The next prime is 11001041053. The reversal of 11001041043 is 34014010011.

11001041043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11001041043 - 2² = 11001041039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11001041053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833506838 + ... + 1833506843.

It is an arithmetic number, because the mean of its divisors is an integer number (3667013682).

Almost surely, 2^11001041043 is an apocalyptic number.

11001041043 is a deficient number, since it is larger than the sum of its proper divisors (3667013685).

11001041043 is an equidigital number, since it uses as much as digits as its factorization.

11001041043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3667013684.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11001041043 its reverse (34014010011), we get a palindrome (45015051054).

The spelling of 11001041043 in words is "eleven billion, one million, forty-one thousand, forty-three".