11285663 has 8 divisors (see below), whose sum is σ = 11943936. Its totient is φ = 10641400.

The previous prime is 11285657. The next prime is 11285683. The reversal of 11285663 is 36658211.

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 11285663 - 2⁴ = 11285647 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 (11285633) 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 7 ways as a sum of consecutive naturals, for example, 1823 + ... + 5088.

It is an arithmetic number, because the mean of its divisors is an integer number (1492992).

Almost surely, 2^11285663 is an apocalyptic number.

11285663 is a deficient number, since it is larger than the sum of its proper divisors (658273).

11285663 is an equidigital number, since it uses as much as digits as its factorization.

11285663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7005.

The product of its digits is 8640, while the sum is 32.

The square root of 11285663 is about 3359.4140858191. The cubic root of 11285663 is about 224.3067584465.

The spelling of 11285663 in words is "eleven million, two hundred eighty-five thousand, six hundred sixty-three".