1128163395097 has 2 divisors, whose sum is σ = 1128163395098. Its totient is φ = 1128163395096.

The previous prime is 1128163395089. The next prime is 1128163395167. The reversal of 1128163395097 is 7905933618211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1124651766016 + 3511629081 = 1060496^2 + 59259^2 .

It is a cyclic number.

It is not a de Polignac number, because 1128163395097 - 2³ = 1128163395089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1128163390097) 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, 564081697548 + 564081697549.

It is an arithmetic number, because the mean of its divisors is an integer number (564081697549).

Almost surely, 2^{1128163395097} is an apocalyptic number.

It is an amenable number.

1128163395097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1128163395097 is an equidigital number, since it uses as much as digits as its factorization.

1128163395097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2449440, while the sum is 55.

The spelling of 1128163395097 in words is "one trillion, one hundred twenty-eight billion, one hundred sixty-three million, three hundred ninety-five thousand, ninety-seven".