1255380341 has 2 divisors, whose sum is σ = 1255380342. Its totient is φ = 1255380340.

The previous prime is 1255380337. The next prime is 1255380397. The reversal of 1255380341 is 1430835521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 693216241 + 562164100 = 26329^2 + 23710^2 .

It is a cyclic number.

It is not a de Polignac number, because 1255380341 - 2² = 1255380337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1255380298 and 1255380307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1255380311) 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, 627690170 + 627690171.

It is an arithmetic number, because the mean of its divisors is an integer number (627690171).

Almost surely, 2^1255380341 is an apocalyptic number.

It is an amenable number.

1255380341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1255380341 is an equidigital number, since it uses as much as digits as its factorization.

1255380341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 1255380341 is about 35431.3468696859. The cubic root of 1255380341 is about 1078.7606785924.

The spelling of 1255380341 in words is "one billion, two hundred fifty-five million, three hundred eighty thousand, three hundred forty-one".