11113663 has 8 divisors (see below), whose sum is σ = 12232656. Its totient is φ = 10012800.

The previous prime is 11113657. The next prime is 11113673. The reversal of 11113663 is 36631111.

It is a happy number.

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 11113663 - 2¹⁷ = 10982591 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 (11113603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3228 + ... + 5713.

It is an arithmetic number, because the mean of its divisors is an integer number (1529082).

Almost surely, 2^11113663 is an apocalyptic number.

11113663 is a deficient number, since it is larger than the sum of its proper divisors (1118993).

11113663 is a wasteful number, since it uses less digits than its factorization.

11113663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9065.

The product of its digits is 324, while the sum is 22.

The square root of 11113663 is about 3333.7160946907. The cubic root of 11113663 is about 223.1613985715.

Adding to 11113663 its reverse (36631111), we get a palindrome (47744774).

It can be divided in two parts, 1111 and 3663, that added together give a palindrome (4774).

The spelling of 11113663 in words is "eleven million, one hundred thirteen thousand, six hundred sixty-three".