11130563 has 4 divisors (see below), whose sum is σ = 11785320. Its totient is φ = 10475808.

The previous prime is 11130533. The next prime is 11130569. The reversal of 11130563 is 36503111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36503111 = 2381 ⋅15331.

It is not a de Polignac number, because 11130563 - 2¹⁴ = 11114179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11130569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327353 + ... + 327386.

It is an arithmetic number, because the mean of its divisors is an integer number (2946330).

Almost surely, 2^11130563 is an apocalyptic number.

11130563 is a deficient number, since it is larger than the sum of its proper divisors (654757).

11130563 is an equidigital number, since it uses as much as digits as its factorization.

11130563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654756.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 11130563 is about 3336.2498407643. The cubic root of 11130563 is about 223.2744581323.

Adding to 11130563 its reverse (36503111), we get a palindrome (47633674).

The spelling of 11130563 in words is "eleven million, one hundred thirty thousand, five hundred sixty-three".