5202128747 has 2 divisors, whose sum is σ = 5202128748. Its totient is φ = 5202128746.

The previous prime is 5202128719. The next prime is 5202128773. The reversal of 5202128747 is 7478212025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5202128747 - 2³⁰ = 4128386923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5202128747.

It is not a weakly prime, because it can be changed into another prime (5202127747) 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, 2601064373 + 2601064374.

It is an arithmetic number, because the mean of its divisors is an integer number (2601064374).

Almost surely, 2^5202128747 is an apocalyptic number.

5202128747 is a deficient number, since it is larger than the sum of its proper divisors (1).

5202128747 is an equidigital number, since it uses as much as digits as its factorization.

5202128747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 5202128747 is about 72125.7842037090. The cubic root of 5202128747 is about 1732.7145891850.

The spelling of 5202128747 in words is "five billion, two hundred two million, one hundred twenty-eight thousand, seven hundred forty-seven".