11141125563 has 4 divisors (see below), whose sum is σ = 14854834088. Its totient is φ = 7427417040.

The previous prime is 11141125553. The next prime is 11141125571. The reversal of 11141125563 is 36552114111.

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

It is not a de Polignac number, because 11141125563 - 2²² = 11136931259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11141125563.

It is not an unprimeable number, because it can be changed into a prime (11141125543) 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, 1856854258 + ... + 1856854263.

It is an arithmetic number, because the mean of its divisors is an integer number (3713708522).

Almost surely, 2^11141125563 is an apocalyptic number.

11141125563 is a deficient number, since it is larger than the sum of its proper divisors (3713708525).

11141125563 is an equidigital number, since it uses as much as digits as its factorization.

11141125563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3713708524.

The product of its digits is 3600, while the sum is 30.

Adding to 11141125563 its reverse (36552114111), we get a palindrome (47693239674).

The spelling of 11141125563 in words is "eleven billion, one hundred forty-one million, one hundred twenty-five thousand, five hundred sixty-three".