1324705663 has 2 divisors, whose sum is σ = 1324705664. Its totient is φ = 1324705662.

The previous prime is 1324705651. The next prime is 1324705699. The reversal of 1324705663 is 3665074231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1324705663 - 2²⁵ = 1291151231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1324705643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662352831 + 662352832.

It is an arithmetic number, because the mean of its divisors is an integer number (662352832).

Almost surely, 2^1324705663 is an apocalyptic number.

1324705663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1324705663 is an equidigital number, since it uses as much as digits as its factorization.

1324705663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 1324705663 is about 36396.5061922158. The cubic root of 1324705663 is about 1098.2632823187.

Adding to 1324705663 its reverse (3665074231), we get a palindrome (4989779894).

The spelling of 1324705663 in words is "one billion, three hundred twenty-four million, seven hundred five thousand, six hundred sixty-three".