11305884943 has 2 divisors, whose sum is σ = 11305884944. Its totient is φ = 11305884942.

The previous prime is 11305884937. The next prime is 11305884959. The reversal of 11305884943 is 34948850311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11305884943 - 2⁵ = 11305884911 is a prime.

It is a super-2 number, since 2×11305884943² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11305884893 and 11305884902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11305884643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5652942471 + 5652942472.

It is an arithmetic number, because the mean of its divisors is an integer number (5652942472).

Almost surely, 2^11305884943 is an apocalyptic number.

11305884943 is a deficient number, since it is larger than the sum of its proper divisors (1).

11305884943 is an equidigital number, since it uses as much as digits as its factorization.

11305884943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 11305884943 in words is "eleven billion, three hundred five million, eight hundred eighty-four thousand, nine hundred forty-three".