255350077 has 2 divisors, whose sum is σ = 255350078. Its totient is φ = 255350076.

The previous prime is 255349999. The next prime is 255350093. The reversal of 255350077 is 770053552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 254913156 + 436921 = 15966^2 + 661^2 .

It is a cyclic number.

It is not a de Polignac number, because 255350077 - 2¹¹ = 255348029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255350477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127675038 + 127675039.

It is an arithmetic number, because the mean of its divisors is an integer number (127675039).

Almost surely, 2^255350077 is an apocalyptic number.

It is an amenable number.

255350077 is a deficient number, since it is larger than the sum of its proper divisors (1).

255350077 is an equidigital number, since it uses as much as digits as its factorization.

255350077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36750, while the sum is 34.

The square root of 255350077 is about 15979.6769992388. The cubic root of 255350077 is about 634.4226276843.

The spelling of 255350077 in words is "two hundred fifty-five million, three hundred fifty thousand, seventy-seven".