1168675980761 has 2 divisors, whose sum is σ = 1168675980762. Its totient is φ = 1168675980760.

The previous prime is 1168675980727. The next prime is 1168675980767. The reversal of 1168675980761 is 1670895768611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 699533177161 + 469142803600 = 836381^2 + 684940^2 .

It is an emirp because it is prime and its reverse (1670895768611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1168675980761 is a prime.

It is not a weakly prime, because it can be changed into another prime (1168675980767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 584337990380 + 584337990381.

It is an arithmetic number, because the mean of its divisors is an integer number (584337990381).

Almost surely, 2^{1168675980761} is an apocalyptic number.

It is an amenable number.

1168675980761 is a deficient number, since it is larger than the sum of its proper divisors (1).

1168675980761 is an equidigital number, since it uses as much as digits as its factorization.

1168675980761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30481920, while the sum is 65.

The spelling of 1168675980761 in words is "one trillion, one hundred sixty-eight billion, six hundred seventy-five million, nine hundred eighty thousand, seven hundred sixty-one".