647702483 has 2 divisors, whose sum is σ = 647702484. Its totient is φ = 647702482.

The previous prime is 647702459. The next prime is 647702509. The reversal of 647702483 is 384207746.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 647702483 - 2²⁰ = 646653907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 647702483.

It is not a weakly prime, because it can be changed into another prime (647702183) 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, 323851241 + 323851242.

It is an arithmetic number, because the mean of its divisors is an integer number (323851242).

Almost surely, 2^647702483 is an apocalyptic number.

647702483 is a deficient number, since it is larger than the sum of its proper divisors (1).

647702483 is an equidigital number, since it uses as much as digits as its factorization.

647702483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 647702483 is about 25449.9996660118. Note that the first 3 decimals coincide. The cubic root of 647702483 is about 865.2172855634.

The spelling of 647702483 in words is "six hundred forty-seven million, seven hundred two thousand, four hundred eighty-three".