1171057326073 has 2 divisors, whose sum is σ = 1171057326074. Its totient is φ = 1171057326072.

The previous prime is 1171057326041. The next prime is 1171057326079. The reversal of 1171057326073 is 3706237501711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1169365402384 + 1691923689 = 1081372^2 + 41133^2 .

It is a cyclic number.

It is not a de Polignac number, because 1171057326073 - 2⁵ = 1171057326041 is a prime.

It is not a weakly prime, because it can be changed into another prime (1171057326079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585528663036 + 585528663037.

It is an arithmetic number, because the mean of its divisors is an integer number (585528663037).

Almost surely, 2^{1171057326073} is an apocalyptic number.

It is an amenable number.

1171057326073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171057326073 is an equidigital number, since it uses as much as digits as its factorization.

1171057326073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 185220, while the sum is 43.

The spelling of 1171057326073 in words is "one trillion, one hundred seventy-one billion, fifty-seven million, three hundred twenty-six thousand, seventy-three".