1010843566543 has 2 divisors, whose sum is σ = 1010843566544. Its totient is φ = 1010843566542.

The previous prime is 1010843566489. The next prime is 1010843566567. The reversal of 1010843566543 is 3456653480101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010843566543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1010843566493 and 1010843566502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010843566583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505421783271 + 505421783272.

It is an arithmetic number, because the mean of its divisors is an integer number (505421783272).

Almost surely, 2^{1010843566543} is an apocalyptic number.

1010843566543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010843566543 is an equidigital number, since it uses as much as digits as its factorization.

1010843566543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 1010843566543 in words is "one trillion, ten billion, eight hundred forty-three million, five hundred sixty-six thousand, five hundred forty-three".