5265085817 has 2 divisors, whose sum is σ = 5265085818. Its totient is φ = 5265085816.

The previous prime is 5265085781. The next prime is 5265085883. The reversal of 5265085817 is 7185805625.

It is a happy number.

Together with previous prime (5265085781) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4621144441 + 643941376 = 67979^2 + 25376^2 .

It is a cyclic number.

It is not a de Polignac number, because 5265085817 - 2⁶ = 5265085753 is a prime.

It is a super-2 number, since 2×5265085817² = 55442257320749114978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5265085717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2632542908 + 2632542909.

It is an arithmetic number, because the mean of its divisors is an integer number (2632542909).

Almost surely, 2^5265085817 is an apocalyptic number.

It is an amenable number.

5265085817 is a deficient number, since it is larger than the sum of its proper divisors (1).

5265085817 is an equidigital number, since it uses as much as digits as its factorization.

5265085817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672000, while the sum is 47.

The square root of 5265085817 is about 72560.9110816561. The cubic root of 5265085817 is about 1739.6764511587.

The spelling of 5265085817 in words is "five billion, two hundred sixty-five million, eighty-five thousand, eight hundred seventeen".