5073143221 has 2 divisors, whose sum is σ = 5073143222. Its totient is φ = 5073143220.

The previous prime is 5073143147. The next prime is 5073143227. The reversal of 5073143221 is 1223413705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4357848196 + 715295025 = 66014^2 + 26745^2 .

It is a cyclic number.

It is not a de Polignac number, because 5073143221 - 2¹³ = 5073135029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5073143221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5073143227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2536571610 + 2536571611.

It is an arithmetic number, because the mean of its divisors is an integer number (2536571611).

Almost surely, 2^5073143221 is an apocalyptic number.

It is an amenable number.

5073143221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5073143221 is an equidigital number, since it uses as much as digits as its factorization.

5073143221 is an odious number, because the sum of its binary digits is odd.

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

The square root of 5073143221 is about 71226.0010178867. The cubic root of 5073143221 is about 1718.2738249271.

Adding to 5073143221 its reverse (1223413705), we get a palindrome (6296556926).

The spelling of 5073143221 in words is "five billion, seventy-three million, one hundred forty-three thousand, two hundred twenty-one".