11071775543 has 2 divisors, whose sum is σ = 11071775544. Its totient is φ = 11071775542.

The previous prime is 11071775471. The next prime is 11071775569. The reversal of 11071775543 is 34557717011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11071775543 - 2²⁰ = 11070726967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11071775543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11071775243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5535887771 + 5535887772.

It is an arithmetic number, because the mean of its divisors is an integer number (5535887772).

Almost surely, 2^11071775543 is an apocalyptic number.

11071775543 is a deficient number, since it is larger than the sum of its proper divisors (1).

11071775543 is an equidigital number, since it uses as much as digits as its factorization.

11071775543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102900, while the sum is 41.

The spelling of 11071775543 in words is "eleven billion, seventy-one million, seven hundred seventy-five thousand, five hundred forty-three".