5318703409 has 2 divisors, whose sum is σ = 5318703410. Its totient is φ = 5318703408.

The previous prime is 5318703331. The next prime is 5318703431. The reversal of 5318703409 is 9043078135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4506168384 + 812535025 = 67128^2 + 28505^2 .

It is a cyclic number.

It is not a de Polignac number, because 5318703409 - 2⁹ = 5318702897 is a prime.

It is not a weakly prime, because it can be changed into another prime (5318703479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2659351704 + 2659351705.

It is an arithmetic number, because the mean of its divisors is an integer number (2659351705).

Almost surely, 2^5318703409 is an apocalyptic number.

It is an amenable number.

5318703409 is a deficient number, since it is larger than the sum of its proper divisors (1).

5318703409 is an equidigital number, since it uses as much as digits as its factorization.

5318703409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 5318703409 is about 72929.4413045925. The cubic root of 5318703409 is about 1745.5619144761.

The spelling of 5318703409 in words is "five billion, three hundred eighteen million, seven hundred three thousand, four hundred nine".