5128484609 has 2 divisors, whose sum is σ = 5128484610. Its totient is φ = 5128484608.

The previous prime is 5128484591. The next prime is 5128484629. The reversal of 5128484609 is 9064848215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4835116225 + 293368384 = 69535^2 + 17128^2 .

It is a cyclic number.

It is not a de Polignac number, because 5128484609 - 2⁸ = 5128484353 is a prime.

It is a super-3 number, since 3×5128484609³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (5128484629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2564242304 + 2564242305.

It is an arithmetic number, because the mean of its divisors is an integer number (2564242305).

Almost surely, 2^5128484609 is an apocalyptic number.

It is an amenable number.

5128484609 is a deficient number, since it is larger than the sum of its proper divisors (1).

5128484609 is an equidigital number, since it uses as much as digits as its factorization.

5128484609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 552960, while the sum is 47.

The square root of 5128484609 is about 71613.4387458108. The cubic root of 5128484609 is about 1724.4992857721.

The spelling of 5128484609 in words is "five billion, one hundred twenty-eight million, four hundred eighty-four thousand, six hundred nine".