22413563 has 2 divisors, whose sum is σ = 22413564. Its totient is φ = 22413562.

The previous prime is 22413539. The next prime is 22413581. The reversal of 22413563 is 36531422.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22413563 is a prime.

It is not a weakly prime, because it can be changed into another prime (22433563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11206781 + 11206782.

It is an arithmetic number, because the mean of its divisors is an integer number (11206782).

Almost surely, 2^22413563 is an apocalyptic number.

22413563 is a deficient number, since it is larger than the sum of its proper divisors (1).

22413563 is an equidigital number, since it uses as much as digits as its factorization.

22413563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 26.

The square root of 22413563 is about 4734.2964630450. The cubic root of 22413563 is about 281.9488321562.

Adding to 22413563 its reverse (36531422), we get a palindrome (58944985).

The spelling of 22413563 in words is "twenty-two million, four hundred thirteen thousand, five hundred sixty-three".