4259128613 has 2 divisors, whose sum is σ = 4259128614. Its totient is φ = 4259128612.

The previous prime is 4259128603. The next prime is 4259128633. The reversal of 4259128613 is 3168219524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4194116644 + 65011969 = 64762^2 + 8063^2 .

It is a cyclic number.

It is not a de Polignac number, because 4259128613 - 2¹² = 4259124517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4259128603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2129564306 + 2129564307.

It is an arithmetic number, because the mean of its divisors is an integer number (2129564307).

Almost surely, 2^4259128613 is an apocalyptic number.

It is an amenable number.

4259128613 is a deficient number, since it is larger than the sum of its proper divisors (1).

4259128613 is an equidigital number, since it uses as much as digits as its factorization.

4259128613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 41.

The square root of 4259128613 is about 65261.9997624958. Note that the first 3 decimals coincide. The cubic root of 4259128613 is about 1620.9648031543.

The spelling of 4259128613 in words is "four billion, two hundred fifty-nine million, one hundred twenty-eight thousand, six hundred thirteen".