11310305543 has 2 divisors, whose sum is σ = 11310305544. Its totient is φ = 11310305542.

The previous prime is 11310305537. The next prime is 11310305549. The reversal of 11310305543 is 34550301311.

It is a balanced prime because it is at equal distance from previous prime (11310305537) and next prime (11310305549).

It is an emirp because it is prime and its reverse (34550301311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11310305543 - 2⁸ = 11310305287 is a prime.

It is a super-2 number, since 2×11310305543² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11310305549) 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, 5655152771 + 5655152772.

It is an arithmetic number, because the mean of its divisors is an integer number (5655152772).

Almost surely, 2^11310305543 is an apocalyptic number.

11310305543 is a deficient number, since it is larger than the sum of its proper divisors (1).

11310305543 is an equidigital number, since it uses as much as digits as its factorization.

11310305543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 11310305543 its reverse (34550301311), we get a palindrome (45860606854).

The spelling of 11310305543 in words is "eleven billion, three hundred ten million, three hundred five thousand, five hundred forty-three".