10998563 has 2 divisors, whose sum is σ = 10998564. Its totient is φ = 10998562.

The previous prime is 10998557. The next prime is 10998593. The reversal of 10998563 is 36589901.

It is a weak prime.

It is an emirp because it is prime and its reverse (36589901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10998563 - 2⁶ = 10998499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10998563.

It is not a weakly prime, because it can be changed into another prime (10998523) 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 as a sum of consecutive naturals, namely, 5499281 + 5499282.

It is an arithmetic number, because the mean of its divisors is an integer number (5499282).

Almost surely, 2^10998563 is an apocalyptic number.

10998563 is a deficient number, since it is larger than the sum of its proper divisors (1).

10998563 is an equidigital number, since it uses as much as digits as its factorization.

10998563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 10998563 is about 3316.4081473787. The cubic root of 10998563 is about 222.3883242128.

The spelling of 10998563 in words is "ten million, nine hundred ninety-eight thousand, five hundred sixty-three".