11130663503 has 4 divisors (see below), whose sum is σ = 11211909360. Its totient is φ = 11049417648.

The previous prime is 11130663497. The next prime is 11130663517. The reversal of 11130663503 is 30536603111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11130663503 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 (11130663403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40622723 + ... + 40622996.

It is an arithmetic number, because the mean of its divisors is an integer number (2802977340).

Almost surely, 2^11130663503 is an apocalyptic number.

11130663503 is a deficient number, since it is larger than the sum of its proper divisors (81245857).

11130663503 is an equidigital number, since it uses as much as digits as its factorization.

11130663503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81245856.

The product of its (nonzero) digits is 4860, while the sum is 29.

The spelling of 11130663503 in words is "eleven billion, one hundred thirty million, six hundred sixty-three thousand, five hundred three".