5255209097 has 2 divisors, whose sum is σ = 5255209098. Its totient is φ = 5255209096.

The previous prime is 5255209087. The next prime is 5255209129. The reversal of 5255209097 is 7909025525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5088824896 + 166384201 = 71336^2 + 12899^2 .

It is a cyclic number.

It is not a de Polignac number, because 5255209097 - 2¹⁰ = 5255208073 is a prime.

It is not a weakly prime, because it can be changed into another prime (5255209067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627604548 + 2627604549.

It is an arithmetic number, because the mean of its divisors is an integer number (2627604549).

Almost surely, 2^5255209097 is an apocalyptic number.

It is an amenable number.

5255209097 is a deficient number, since it is larger than the sum of its proper divisors (1).

5255209097 is an equidigital number, since it uses as much as digits as its factorization.

5255209097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 283500, while the sum is 44.

The square root of 5255209097 is about 72492.8210031862. The cubic root of 5255209097 is about 1738.5879565587.

The spelling of 5255209097 in words is "five billion, two hundred fifty-five million, two hundred nine thousand, ninety-seven".