2994773779 has 2 divisors, whose sum is σ = 2994773780. Its totient is φ = 2994773778.

The previous prime is 2994773773. The next prime is 2994773809. The reversal of 2994773779 is 9773774992.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2994773779 - 2⁹ = 2994773267 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2994773779.

It is not a weakly prime, because it can be changed into another prime (2994773773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1497386889 + 1497386890.

It is an arithmetic number, because the mean of its divisors is an integer number (1497386890).

Almost surely, 2^2994773779 is an apocalyptic number.

2994773779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2994773779 is an equidigital number, since it uses as much as digits as its factorization.

2994773779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42007896, while the sum is 64.

The square root of 2994773779 is about 54724.5263021984. The cubic root of 2994773779 is about 1441.4115818406.

The spelling of 2994773779 in words is "two billion, nine hundred ninety-four million, seven hundred seventy-three thousand, seven hundred seventy-nine".