2779984741 has 2 divisors, whose sum is σ = 2779984742. Its totient is φ = 2779984740.

The previous prime is 2779984699. The next prime is 2779984777. The reversal of 2779984741 is 1474899772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2272428900 + 507555841 = 47670^2 + 22529^2 .

It is a cyclic number.

It is not a de Polignac number, because 2779984741 - 2²¹ = 2777887589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2779981741) 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, 1389992370 + 1389992371.

It is an arithmetic number, because the mean of its divisors is an integer number (1389992371).

Almost surely, 2^2779984741 is an apocalyptic number.

It is an amenable number.

2779984741 is a deficient number, since it is larger than the sum of its proper divisors (1).

2779984741 is an equidigital number, since it uses as much as digits as its factorization.

2779984741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7112448, while the sum is 58.

The square root of 2779984741 is about 52725.5606039424. The cubic root of 2779984741 is about 1406.0932952600.

The spelling of 2779984741 in words is "two billion, seven hundred seventy-nine million, nine hundred eighty-four thousand, seven hundred forty-one".