255746383 has 2 divisors, whose sum is σ = 255746384. Its totient is φ = 255746382.

The previous prime is 255746369. The next prime is 255746399. The reversal of 255746383 is 383647552.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255746383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255746333) 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, 127873191 + 127873192.

It is an arithmetic number, because the mean of its divisors is an integer number (127873192).

Almost surely, 2^255746383 is an apocalyptic number.

255746383 is a deficient number, since it is larger than the sum of its proper divisors (1).

255746383 is an equidigital number, since it uses as much as digits as its factorization.

255746383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 604800, while the sum is 43.

The square root of 255746383 is about 15992.0725048381. The cubic root of 255746383 is about 634.7506682279.

The spelling of 255746383 in words is "two hundred fifty-five million, seven hundred forty-six thousand, three hundred eighty-three".