11124513663 has 4 divisors (see below), whose sum is σ = 14832684888. Its totient is φ = 7416342440.

The previous prime is 11124513643. The next prime is 11124513679. The reversal of 11124513663 is 36631542111.

It is a happy number.

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 11124513663 - 2⁹ = 11124513151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11124513643) 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, 1854085608 + ... + 1854085613.

It is an arithmetic number, because the mean of its divisors is an integer number (3708171222).

Almost surely, 2^11124513663 is an apocalyptic number.

11124513663 is a deficient number, since it is larger than the sum of its proper divisors (3708171225).

11124513663 is an equidigital number, since it uses as much as digits as its factorization.

11124513663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3708171224.

The product of its digits is 12960, while the sum is 33.

The spelling of 11124513663 in words is "eleven billion, one hundred twenty-four million, five hundred thirteen thousand, six hundred sixty-three".