11560555043 has 2 divisors, whose sum is σ = 11560555044. Its totient is φ = 11560555042.

The previous prime is 11560555001. The next prime is 11560555087. The reversal of 11560555043 is 34055506511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11560555043 - 2¹⁸ = 11560292899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11560554994 and 11560555012.

It is not a weakly prime, because it can be changed into another prime (11560551043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5780277521 + 5780277522.

It is an arithmetic number, because the mean of its divisors is an integer number (5780277522).

Almost surely, 2^11560555043 is an apocalyptic number.

11560555043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11560555043 is an equidigital number, since it uses as much as digits as its factorization.

11560555043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 11560555043 in words is "eleven billion, five hundred sixty million, five hundred fifty-five thousand, forty-three".