2080728193 has 2 divisors, whose sum is σ = 2080728194. Its totient is φ = 2080728192.

The previous prime is 2080728191. The next prime is 2080728197. The reversal of 2080728193 is 3918270802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2016279409 + 64448784 = 44903^2 + 8028^2 .

It is a cyclic number.

It is not a de Polignac number, because 2080728193 - 2¹ = 2080728191 is a prime.

Together with 2080728191, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2080728191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040364096 + 1040364097.

It is an arithmetic number, because the mean of its divisors is an integer number (1040364097).

Almost surely, 2^2080728193 is an apocalyptic number.

It is an amenable number.

2080728193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2080728193 is an equidigital number, since it uses as much as digits as its factorization.

2080728193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 2080728193 is about 45614.9996492382. Note that the first 3 decimals coincide. The cubic root of 2080728193 is about 1276.6498069734.

Adding to 2080728193 its reverse (3918270802), we get a palindrome (5998998995).

The spelling of 2080728193 in words is "two billion, eighty million, seven hundred twenty-eight thousand, one hundred ninety-three".