107775361025209 has 2 divisors, whose sum is σ = 107775361025210. Its totient is φ = 107775361025208.

The previous prime is 107775361025191. The next prime is 107775361025317. The reversal of 107775361025209 is 902520163577701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83371563424809 + 24403797600400 = 9130803^2 + 4940020^2 .

It is a cyclic number.

It is not a de Polignac number, because 107775361025209 - 2⁵ = 107775361025177 is a prime.

It is a super-2 number, since 2×107775361025209² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 107775361025209.

It is not a weakly prime, because it can be changed into another prime (107775361025009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53887680512604 + 53887680512605.

It is an arithmetic number, because the mean of its divisors is an integer number (53887680512605).

Almost surely, 2^{107775361025209} is an apocalyptic number.

It is an amenable number.

107775361025209 is a deficient number, since it is larger than the sum of its proper divisors (1).

107775361025209 is an equidigital number, since it uses as much as digits as its factorization.

107775361025209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5556600, while the sum is 55.

The spelling of 107775361025209 in words is "one hundred seven trillion, seven hundred seventy-five billion, three hundred sixty-one million, twenty-five thousand, two hundred nine".