1173116660843 has 2 divisors, whose sum is σ = 1173116660844. Its totient is φ = 1173116660842.

The previous prime is 1173116660839. The next prime is 1173116660897. The reversal of 1173116660843 is 3480666113711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1173116660843 - 2² = 1173116660839 is a prime.

It is a super-3 number, since 3×1173116660843³ (a number of 37 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1173116660813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 586558330421 + 586558330422.

It is an arithmetic number, because the mean of its divisors is an integer number (586558330422).

Almost surely, 2^{1173116660843} is an apocalyptic number.

1173116660843 is a deficient number, since it is larger than the sum of its proper divisors (1).

1173116660843 is an equidigital number, since it uses as much as digits as its factorization.

1173116660843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 1173116660843 in words is "one trillion, one hundred seventy-three billion, one hundred sixteen million, six hundred sixty thousand, eight hundred forty-three".