2213456563 has 2 divisors, whose sum is σ = 2213456564. Its totient is φ = 2213456562.

The previous prime is 2213456549. The next prime is 2213456633. The reversal of 2213456563 is 3656543122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2213456563 - 2⁹ = 2213456051 is a prime.

It is not a weakly prime, because it can be changed into another prime (2213456263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106728281 + 1106728282.

It is an arithmetic number, because the mean of its divisors is an integer number (1106728282).

Almost surely, 2^2213456563 is an apocalyptic number.

2213456563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213456563 is an equidigital number, since it uses as much as digits as its factorization.

2213456563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 37.

The square root of 2213456563 is about 47047.3863567361. The cubic root of 2213456563 is about 1303.2377996068.

Adding to 2213456563 its reverse (3656543122), we get a palindrome (5869999685).

The spelling of 2213456563 in words is "two billion, two hundred thirteen million, four hundred fifty-six thousand, five hundred sixty-three".