1255075606361 has 2 divisors, whose sum is σ = 1255075606362. Its totient is φ = 1255075606360.

The previous prime is 1255075606261. The next prime is 1255075606387. The reversal of 1255075606361 is 1636065705521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 667064227600 + 588011378761 = 816740^2 + 766819^2 .

It is a cyclic number.

It is not a de Polignac number, because 1255075606361 - 2¹⁰ = 1255075605337 is a prime.

It is not a weakly prime, because it can be changed into another prime (1255075606061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627537803180 + 627537803181.

It is an arithmetic number, because the mean of its divisors is an integer number (627537803181).

Almost surely, 2^{1255075606361} is an apocalyptic number.

It is an amenable number.

1255075606361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1255075606361 is an equidigital number, since it uses as much as digits as its factorization.

1255075606361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134000, while the sum is 47.

The spelling of 1255075606361 in words is "one trillion, two hundred fifty-five billion, seventy-five million, six hundred six thousand, three hundred sixty-one".