4720809713 has 4 divisors (see below), whose sum is σ = 4998504420. Its totient is φ = 4443115008.

The previous prime is 4720809707. The next prime is 4720809727. The reversal of 4720809713 is 3179080274.

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 3683518864 + 1037290849 = 60692^2 + 32207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4720809713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4720809013) 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 in 3 ways as a sum of consecutive naturals, for example, 138847328 + ... + 138847361.

It is an arithmetic number, because the mean of its divisors is an integer number (1249626105).

Almost surely, 2^4720809713 is an apocalyptic number.

It is an amenable number.

4720809713 is a deficient number, since it is larger than the sum of its proper divisors (277694707).

4720809713 is a wasteful number, since it uses less digits than its factorization.

4720809713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277694706.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 4720809713 is about 68708.1488107488. The cubic root of 4720809713 is about 1677.5372211508.

Adding to 4720809713 its reverse (3179080274), we get a palindrome (7899889987).

The spelling of 4720809713 in words is "four billion, seven hundred twenty million, eight hundred nine thousand, seven hundred thirteen".