2779136953 has 2 divisors, whose sum is σ = 2779136954. Its totient is φ = 2779136952.

The previous prime is 2779136947. The next prime is 2779136963. The reversal of 2779136953 is 3596319772.

2779136953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2583892224 + 195244729 = 50832^2 + 13973^2 .

It is a cyclic number.

It is not a de Polignac number, because 2779136953 - 2²⁹ = 2242266041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2779136953.

It is not a weakly prime, because it can be changed into another prime (2779136923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1389568476 + 1389568477.

It is an arithmetic number, because the mean of its divisors is an integer number (1389568477).

Almost surely, 2^2779136953 is an apocalyptic number.

It is an amenable number.

2779136953 is a deficient number, since it is larger than the sum of its proper divisors (1).

2779136953 is an equidigital number, since it uses as much as digits as its factorization.

2779136953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2143260, while the sum is 52.

The square root of 2779136953 is about 52717.5203608819. The cubic root of 2779136953 is about 1405.9503460076.

The spelling of 2779136953 in words is "two billion, seven hundred seventy-nine million, one hundred thirty-six thousand, nine hundred fifty-three".