2773127993 has 2 divisors, whose sum is σ = 2773127994. Its totient is φ = 2773127992.

The previous prime is 2773127939. The next prime is 2773128097. The reversal of 2773127993 is 3997213772.

Together with previous prime (2773127939) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2119405369 + 653722624 = 46037^2 + 25568^2 .

It is a cyclic number.

It is not a de Polignac number, because 2773127993 - 2¹² = 2773123897 is a prime.

It is not a weakly prime, because it can be changed into another prime (2773127933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1386563996 + 1386563997.

It is an arithmetic number, because the mean of its divisors is an integer number (1386563997).

Almost surely, 2^2773127993 is an apocalyptic number.

It is an amenable number.

2773127993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2773127993 is an equidigital number, since it uses as much as digits as its factorization.

2773127993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1000188, while the sum is 50.

The square root of 2773127993 is about 52660.4974625193. The cubic root of 2773127993 is about 1404.9363147047.

The spelling of 2773127993 in words is "two billion, seven hundred seventy-three million, one hundred twenty-seven thousand, nine hundred ninety-three".