255003052517 has 2 divisors, whose sum is σ = 255003052518. Its totient is φ = 255003052516.

The previous prime is 255003052501. The next prime is 255003052597. The reversal of 255003052517 is 715250300552.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 243057874081 + 11945178436 = 493009^2 + 109294^2 .

It is a cyclic number.

It is not a de Polignac number, because 255003052517 - 2⁴ = 255003052501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255003052597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127501526258 + 127501526259.

It is an arithmetic number, because the mean of its divisors is an integer number (127501526259).

Almost surely, 2^255003052517 is an apocalyptic number.

It is an amenable number.

255003052517 is a deficient number, since it is larger than the sum of its proper divisors (1).

255003052517 is an equidigital number, since it uses as much as digits as its factorization.

255003052517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52500, while the sum is 35.

The spelling of 255003052517 in words is "two hundred fifty-five billion, three million, fifty-two thousand, five hundred seventeen".