255065077 has 2 divisors, whose sum is σ = 255065078. Its totient is φ = 255065076.

The previous prime is 255065071. The next prime is 255065081. The reversal of 255065077 is 770560552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162154756 + 92910321 = 12734^2 + 9639^2 .

It is a cyclic number.

It is not a de Polignac number, because 255065077 - 2¹⁹ = 254540789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255065071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127532538 + 127532539.

It is an arithmetic number, because the mean of its divisors is an integer number (127532539).

Almost surely, 2^255065077 is an apocalyptic number.

It is an amenable number.

255065077 is a deficient number, since it is larger than the sum of its proper divisors (1).

255065077 is an equidigital number, since it uses as much as digits as its factorization.

255065077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73500, while the sum is 37.

The square root of 255065077 is about 15970.7569325940. The cubic root of 255065077 is about 634.1865103231.

The spelling of 255065077 in words is "two hundred fifty-five million, sixty-five thousand, seventy-seven".