2778602083 has 2 divisors, whose sum is σ = 2778602084. Its totient is φ = 2778602082.

The previous prime is 2778602053. The next prime is 2778602089. The reversal of 2778602083 is 3802068772.

2778602083 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2778602083 - 2⁹ = 2778601571 is a prime.

It is not a weakly prime, because it can be changed into another prime (2778602089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1389301041 + 1389301042.

It is an arithmetic number, because the mean of its divisors is an integer number (1389301042).

Almost surely, 2^2778602083 is an apocalyptic number.

2778602083 is a deficient number, since it is larger than the sum of its proper divisors (1).

2778602083 is an equidigital number, since it uses as much as digits as its factorization.

2778602083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 2778602083 is about 52712.4471353778. The cubic root of 2778602083 is about 1405.8601442744.

The spelling of 2778602083 in words is "two billion, seven hundred seventy-eight million, six hundred two thousand, eighty-three".