5222918509 has 2 divisors, whose sum is σ = 5222918510. Its totient is φ = 5222918508.

The previous prime is 5222918497. The next prime is 5222918521. The reversal of 5222918509 is 9058192225.

It is a balanced prime because it is at equal distance from previous prime (5222918497) and next prime (5222918521).

It can be written as a sum of positive squares in only one way, i.e., 5217172900 + 5745609 = 72230^2 + 2397^2 .

It is a cyclic number.

It is not a de Polignac number, because 5222918509 - 2¹³ = 5222910317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5222918539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2611459254 + 2611459255.

It is an arithmetic number, because the mean of its divisors is an integer number (2611459255).

Almost surely, 2^5222918509 is an apocalyptic number.

It is an amenable number.

5222918509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5222918509 is an equidigital number, since it uses as much as digits as its factorization.

5222918509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 43.

The square root of 5222918509 is about 72269.7620654724. The cubic root of 5222918509 is about 1735.0197252115.

The spelling of 5222918509 in words is "five billion, two hundred twenty-two million, nine hundred eighteen thousand, five hundred nine".