5128982317 has 2 divisors, whose sum is σ = 5128982318. Its totient is φ = 5128982316.

The previous prime is 5128982281. The next prime is 5128982357. The reversal of 5128982317 is 7132898215.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3429976356 + 1699005961 = 58566^2 + 41219^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5128982317 is a prime.

It is a super-4 number, since 4×5128982317⁴ (a number of 40 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5128982357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2564491158 + 2564491159.

It is an arithmetic number, because the mean of its divisors is an integer number (2564491159).

Almost surely, 2^5128982317 is an apocalyptic number.

It is an amenable number.

5128982317 is a deficient number, since it is larger than the sum of its proper divisors (1).

5128982317 is an equidigital number, since it uses as much as digits as its factorization.

5128982317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 46.

The square root of 5128982317 is about 71616.9136238082. The cubic root of 5128982317 is about 1724.5550702381. Note that the first 3 decimals are identical.

The spelling of 5128982317 in words is "five billion, one hundred twenty-eight million, nine hundred eighty-two thousand, three hundred seventeen".