11234312563 has 2 divisors, whose sum is σ = 11234312564. Its totient is φ = 11234312562.

The previous prime is 11234312561. The next prime is 11234312587. The reversal of 11234312563 is 36521343211.

11234312563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11234312563 - 2¹ = 11234312561 is a prime.

Together with 11234312561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11234312561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5617156281 + 5617156282.

It is an arithmetic number, because the mean of its divisors is an integer number (5617156282).

Almost surely, 2^11234312563 is an apocalyptic number.

11234312563 is a deficient number, since it is larger than the sum of its proper divisors (1).

11234312563 is an equidigital number, since it uses as much as digits as its factorization.

11234312563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 31.

Adding to 11234312563 its reverse (36521343211), we get a palindrome (47755655774).

The spelling of 11234312563 in words is "eleven billion, two hundred thirty-four million, three hundred twelve thousand, five hundred sixty-three".