11008663 has 2 divisors, whose sum is σ = 11008664. Its totient is φ = 11008662.

The previous prime is 11008649. The next prime is 11008687. The reversal of 11008663 is 36680011.

It is a weak prime.

It is an emirp because it is prime and its reverse (36680011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11008663 is a prime.

It is a super-2 number, since 2×11008663² = 242381322095138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11008363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5504331 + 5504332.

It is an arithmetic number, because the mean of its divisors is an integer number (5504332).

Almost surely, 2^11008663 is an apocalyptic number.

11008663 is a deficient number, since it is larger than the sum of its proper divisors (1).

11008663 is an equidigital number, since it uses as much as digits as its factorization.

11008663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 11008663 is about 3317.9305297128. The cubic root of 11008663 is about 222.4563765843.

Adding to 11008663 its reverse (36680011), we get a palindrome (47688674).

The spelling of 11008663 in words is "eleven million, eight thousand, six hundred sixty-three".