1108663 has 2 divisors, whose sum is σ = 1108664. Its totient is φ = 1108662.

The previous prime is 1108633. The next prime is 1108691. The reversal of 1108663 is 3668011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1108663 - 2¹³ = 1100471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1108603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554331 + 554332.

It is an arithmetic number, because the mean of its divisors is an integer number (554332).

2^1108663 is an apocalyptic number.

1108663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1108663 is an equidigital number, since it uses as much as digits as its factorization.

1108663 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 1108663 is about 1052.9306719818. The cubic root of 1108663 is about 103.4982924252.

It can be divided in two parts, 1108 and 663, that added together give a palindrome (1771).

The spelling of 1108663 in words is "one million, one hundred eight thousand, six hundred sixty-three".