2948478277 has 2 divisors, whose sum is σ = 2948478278. Its totient is φ = 2948478276.

The previous prime is 2948478263. The next prime is 2948478287. The reversal of 2948478277 is 7728748492.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2870173476 + 78304801 = 53574^2 + 8849^2 .

It is a cyclic number.

It is not a de Polignac number, because 2948478277 - 2¹¹ = 2948476229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2948478217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1474239138 + 1474239139.

It is an arithmetic number, because the mean of its divisors is an integer number (1474239139).

Almost surely, 2^2948478277 is an apocalyptic number.

It is an amenable number.

2948478277 is a deficient number, since it is larger than the sum of its proper divisors (1).

2948478277 is an equidigital number, since it uses as much as digits as its factorization.

2948478277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12644352, while the sum is 58.

The square root of 2948478277 is about 54299.8920532997. The cubic root of 2948478277 is about 1433.9454958545.

The spelling of 2948478277 in words is "two billion, nine hundred forty-eight million, four hundred seventy-eight thousand, two hundred seventy-seven".