255052757 has 2 divisors, whose sum is σ = 255052758. Its totient is φ = 255052756.

The previous prime is 255052753. The next prime is 255052769. The reversal of 255052757 is 757250552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174609796 + 80442961 = 13214^2 + 8969^2 .

It is a cyclic number.

It is not a de Polignac number, because 255052757 - 2² = 255052753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255052757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255052753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127526378 + 127526379.

It is an arithmetic number, because the mean of its divisors is an integer number (127526379).

Almost surely, 2^255052757 is an apocalyptic number.

It is an amenable number.

255052757 is a deficient number, since it is larger than the sum of its proper divisors (1).

255052757 is an equidigital number, since it uses as much as digits as its factorization.

255052757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122500, while the sum is 38.

The square root of 255052757 is about 15970.3712229866. The cubic root of 255052757 is about 634.1762994602.

The spelling of 255052757 in words is "two hundred fifty-five million, fifty-two thousand, seven hundred fifty-seven".