5203314721 has 6 divisors (see below), whose sum is σ = 5719346066. Its totient is φ = 4730286000.

The previous prime is 5203314719. The next prime is 5203314751. The reversal of 5203314721 is 1274133025.

It can be written as a sum of positive squares in only one way, i.e., 5113823121 + 89491600 = 71511^2 + 9460^2 .

It is not a de Polignac number, because 5203314721 - 2¹ = 5203314719 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5203314721.

It is not an unprimeable number, because it can be changed into a prime (5203314751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21501180 + ... + 21501421.

Almost surely, 2^5203314721 is an apocalyptic number.

It is an amenable number.

5203314721 is a deficient number, since it is larger than the sum of its proper divisors (516031345).

5203314721 is a wasteful number, since it uses less digits than its factorization.

5203314721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43002623 (or 43002612 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 5203314721 is about 72134.0053026310. The cubic root of 5203314721 is about 1732.8462531255.

Adding to 5203314721 its reverse (1274133025), we get a palindrome (6477447746).

The spelling of 5203314721 in words is "five billion, two hundred three million, three hundred fourteen thousand, seven hundred twenty-one".