1234440563 has 2 divisors, whose sum is σ = 1234440564. Its totient is φ = 1234440562.

The previous prime is 1234440547. The next prime is 1234440569. The reversal of 1234440563 is 3650444321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1234440563 - 2⁴ = 1234440547 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1234440569) 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, 617220281 + 617220282.

It is an arithmetic number, because the mean of its divisors is an integer number (617220282).

Almost surely, 2^1234440563 is an apocalyptic number.

1234440563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234440563 is an equidigital number, since it uses as much as digits as its factorization.

1234440563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 1234440563 is about 35134.6063447422. The cubic root of 1234440563 is about 1072.7290985129.

Adding to 1234440563 its reverse (3650444321), we get a palindrome (4884884884).

The spelling of 1234440563 in words is "one billion, two hundred thirty-four million, four hundred forty thousand, five hundred sixty-three".