1161074332577 has 2 divisors, whose sum is σ = 1161074332578. Its totient is φ = 1161074332576.

The previous prime is 1161074332553. The next prime is 1161074332589. The reversal of 1161074332577 is 7752334701611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1138320420241 + 22753912336 = 1066921^2 + 150844^2 .

It is a cyclic number.

It is not a de Polignac number, because 1161074332577 - 2²⁶ = 1161007223713 is a prime.

It is not a weakly prime, because it can be changed into another prime (1161074332547) 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, 580537166288 + 580537166289.

It is an arithmetic number, because the mean of its divisors is an integer number (580537166289).

Almost surely, 2^{1161074332577} is an apocalyptic number.

It is an amenable number.

1161074332577 is a deficient number, since it is larger than the sum of its proper divisors (1).

1161074332577 is an equidigital number, since it uses as much as digits as its factorization.

1161074332577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 740880, while the sum is 47.

The spelling of 1161074332577 in words is "one trillion, one hundred sixty-one billion, seventy-four million, three hundred thirty-two thousand, five hundred seventy-seven".