11101663 has 8 divisors (see below), whose sum is σ = 12266208. Its totient is φ = 9993984.

The previous prime is 11101661. The next prime is 11101667. The reversal of 11101663 is 36610111.

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 11101663 - 2¹ = 11101661 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 11101663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101661) 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, 13806 + ... + 14587.

It is an arithmetic number, because the mean of its divisors is an integer number (1533276).

Almost surely, 2^11101663 is an apocalyptic number.

11101663 is a deficient number, since it is larger than the sum of its proper divisors (1164545).

11101663 is a wasteful number, since it uses less digits than its factorization.

11101663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28433.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 11101663 is about 3331.9158152630. The cubic root of 11101663 is about 223.0810499892.

Adding to 11101663 its reverse (36610111), we get a palindrome (47711774).

The spelling of 11101663 in words is "eleven million, one hundred one thousand, six hundred sixty-three".