11041005503 has 8 divisors (see below), whose sum is σ = 12168906960. Its totient is φ = 9933799680.

The previous prime is 11041005499. The next prime is 11041005511. The reversal of 11041005503 is 30550014011.

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 11041005503 - 2² = 11041005499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11041005593) 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 7 ways as a sum of consecutive naturals, for example, 5172788 + ... + 5174921.

It is an arithmetic number, because the mean of its divisors is an integer number (1521113370).

Almost surely, 2^11041005503 is an apocalyptic number.

11041005503 is a deficient number, since it is larger than the sum of its proper divisors (1127901457).

11041005503 is a wasteful number, since it uses less digits than its factorization.

11041005503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10347817.

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 11041005503 its reverse (30550014011), we get a palindrome (41591019514).

The spelling of 11041005503 in words is "eleven billion, forty-one million, five thousand, five hundred three".