1111575367543 has 2 divisors, whose sum is σ = 1111575367544. Its totient is φ = 1111575367542.

The previous prime is 1111575367531. The next prime is 1111575367583. The reversal of 1111575367543 is 3457635751111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111575367543 - 2⁹ = 1111575367031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111575367583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555787683771 + 555787683772.

It is an arithmetic number, because the mean of its divisors is an integer number (555787683772).

Almost surely, 2^{1111575367543} is an apocalyptic number.

1111575367543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111575367543 is an equidigital number, since it uses as much as digits as its factorization.

1111575367543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1323000, while the sum is 49.

The spelling of 1111575367543 in words is "one trillion, one hundred eleven billion, five hundred seventy-five million, three hundred sixty-seven thousand, five hundred forty-three".