1196771761117 has 2 divisors, whose sum is σ = 1196771761118. Its totient is φ = 1196771761116.

The previous prime is 1196771761051. The next prime is 1196771761153. The reversal of 1196771761117 is 7111671776911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1161855475236 + 34916285881 = 1077894^2 + 186859^2 .

It is a cyclic number.

It is not a de Polignac number, because 1196771761117 - 2¹¹ = 1196771759069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1196771761177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598385880558 + 598385880559.

It is an arithmetic number, because the mean of its divisors is an integer number (598385880559).

Almost surely, 2^{1196771761117} is an apocalyptic number.

It is an amenable number.

1196771761117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1196771761117 is an equidigital number, since it uses as much as digits as its factorization.

1196771761117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 777924, while the sum is 55.

The spelling of 1196771761117 in words is "one trillion, one hundred ninety-six billion, seven hundred seventy-one million, seven hundred sixty-one thousand, one hundred seventeen".