1186916360543 has 2 divisors, whose sum is σ = 1186916360544. Its totient is φ = 1186916360542.

The previous prime is 1186916360507. The next prime is 1186916360561. The reversal of 1186916360543 is 3450636196811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1186916360543 - 2⁶ = 1186916360479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1186916360743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 593458180271 + 593458180272.

It is an arithmetic number, because the mean of its divisors is an integer number (593458180272).

Almost surely, 2^{1186916360543} is an apocalyptic number.

1186916360543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1186916360543 is an equidigital number, since it uses as much as digits as its factorization.

1186916360543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 53.

The spelling of 1186916360543 in words is "one trillion, one hundred eighty-six billion, nine hundred sixteen million, three hundred sixty thousand, five hundred forty-three".