4385647247 has 2 divisors, whose sum is σ = 4385647248. Its totient is φ = 4385647246.

The previous prime is 4385647237. The next prime is 4385647249. The reversal of 4385647247 is 7427465834.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4385647247 - 2²⁶ = 4318538383 is a prime.

Together with 4385647249, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4385647195 and 4385647204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4385647249) 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, 2192823623 + 2192823624.

It is an arithmetic number, because the mean of its divisors is an integer number (2192823624).

Almost surely, 2^4385647247 is an apocalyptic number.

4385647247 is a deficient number, since it is larger than the sum of its proper divisors (1).

4385647247 is an equidigital number, since it uses as much as digits as its factorization.

4385647247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4515840, while the sum is 50.

The square root of 4385647247 is about 66224.2194895493. The cubic root of 4385647247 is about 1636.8588555167.

The spelling of 4385647247 in words is "four billion, three hundred eighty-five million, six hundred forty-seven thousand, two hundred forty-seven".