5217714809 has 2 divisors, whose sum is σ = 5217714810. Its totient is φ = 5217714808.

The previous prime is 5217714793. The next prime is 5217714833. The reversal of 5217714809 is 9084177125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4974198784 + 243516025 = 70528^2 + 15605^2 .

It is a cyclic number.

It is not a de Polignac number, because 5217714809 - 2⁴ = 5217714793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5217714809.

It is not a weakly prime, because it can be changed into another prime (5217714109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2608857404 + 2608857405.

It is an arithmetic number, because the mean of its divisors is an integer number (2608857405).

Almost surely, 2^5217714809 is an apocalyptic number.

It is an amenable number.

5217714809 is a deficient number, since it is larger than the sum of its proper divisors (1).

5217714809 is an equidigital number, since it uses as much as digits as its factorization.

5217714809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 44.

The square root of 5217714809 is about 72233.7511763026. The cubic root of 5217714809 is about 1734.4433219214.

The spelling of 5217714809 in words is "five billion, two hundred seventeen million, seven hundred fourteen thousand, eight hundred nine".