4647321065 has 4 divisors (see below), whose sum is σ = 5576785284. Its totient is φ = 3717856848.

The previous prime is 4647321061. The next prime is 4647321103. The reversal of 4647321065 is 5601237464.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1200691801 + 3446629264 = 34651^2 + 58708^2 .

It is a cyclic number.

It is not a de Polignac number, because 4647321065 - 2² = 4647321061 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4647321061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464732102 + ... + 464732111.

It is an arithmetic number, because the mean of its divisors is an integer number (1394196321).

Almost surely, 2^4647321065 is an apocalyptic number.

It is an amenable number.

4647321065 is a deficient number, since it is larger than the sum of its proper divisors (929464219).

4647321065 is an equidigital number, since it uses as much as digits as its factorization.

4647321065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929464218.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 4647321065 is about 68171.2627505168. The cubic root of 4647321065 is about 1668.7869404308.

The spelling of 4647321065 in words is "four billion, six hundred forty-seven million, three hundred twenty-one thousand, sixty-five".