647330701 has 2 divisors, whose sum is σ = 647330702. Its totient is φ = 647330700.

The previous prime is 647330693. The next prime is 647330797. The reversal of 647330701 is 107033746.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 638775076 + 8555625 = 25274^2 + 2925^2 .

It is a cyclic number.

It is not a de Polignac number, because 647330701 - 2³ = 647330693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (647331701) 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, 323665350 + 323665351.

It is an arithmetic number, because the mean of its divisors is an integer number (323665351).

Almost surely, 2^647330701 is an apocalyptic number.

It is an amenable number.

647330701 is a deficient number, since it is larger than the sum of its proper divisors (1).

647330701 is an equidigital number, since it uses as much as digits as its factorization.

647330701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 647330701 is about 25442.6944524357. The cubic root of 647330701 is about 865.0517086266.

The spelling of 647330701 in words is "six hundred forty-seven million, three hundred thirty thousand, seven hundred one".