775154044143113 has 2 divisors, whose sum is σ = 775154044143114. Its totient is φ = 775154044143112.

The previous prime is 775154044143109. The next prime is 775154044143173. The reversal of 775154044143113 is 311341440451577.

775154044143113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 774765680859769 + 388363283344 = 27834613^2 + 623188^2 .

It is a cyclic number.

It is not a de Polignac number, because 775154044143113 - 2² = 775154044143109 is a prime.

It is not a weakly prime, because it can be changed into another prime (775154044143173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387577022071556 + 387577022071557.

It is an arithmetic number, because the mean of its divisors is an integer number (387577022071557).

Almost surely, 2^{775154044143113} is an apocalyptic number.

It is an amenable number.

775154044143113 is a deficient number, since it is larger than the sum of its proper divisors (1).

775154044143113 is an equidigital number, since it uses as much as digits as its factorization.

775154044143113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2822400, while the sum is 50.

The spelling of 775154044143113 in words is "seven hundred seventy-five trillion, one hundred fifty-four billion, forty-four million, one hundred forty-three thousand, one hundred thirteen".