2778573383 has 2 divisors, whose sum is σ = 2778573384. Its totient is φ = 2778573382.

The previous prime is 2778573359. The next prime is 2778573451. The reversal of 2778573383 is 3833758772.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2778573383 - 2¹⁰ = 2778572359 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2778573323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1389286691 + 1389286692.

It is an arithmetic number, because the mean of its divisors is an integer number (1389286692).

Almost surely, 2^2778573383 is an apocalyptic number.

2778573383 is a deficient number, since it is larger than the sum of its proper divisors (1).

2778573383 is an equidigital number, since it uses as much as digits as its factorization.

2778573383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5927040, while the sum is 53.

The square root of 2778573383 is about 52712.1749029577. The cubic root of 2778573383 is about 1405.8553039117.

The spelling of 2778573383 in words is "two billion, seven hundred seventy-eight million, five hundred seventy-three thousand, three hundred eighty-three".