5617228321 has 2 divisors, whose sum is σ = 5617228322. Its totient is φ = 5617228320.

The previous prime is 5617228319. The next prime is 5617228367. The reversal of 5617228321 is 1238227165.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5436997696 + 180230625 = 73736^2 + 13425^2 .

It is a cyclic number.

It is not a de Polignac number, because 5617228321 - 2¹ = 5617228319 is a prime.

Together with 5617228319, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5617228301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2808614160 + 2808614161.

It is an arithmetic number, because the mean of its divisors is an integer number (2808614161).

Almost surely, 2^5617228321 is an apocalyptic number.

It is an amenable number.

5617228321 is a deficient number, since it is larger than the sum of its proper divisors (1).

5617228321 is an equidigital number, since it uses as much as digits as its factorization.

5617228321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 37.

The square root of 5617228321 is about 74948.1708982948. The cubic root of 5617228321 is about 1777.6272219158.

The spelling of 5617228321 in words is "five billion, six hundred seventeen million, two hundred twenty-eight thousand, three hundred twenty-one".