2772553139 has 2 divisors, whose sum is σ = 2772553140. Its totient is φ = 2772553138.

The previous prime is 2772553099. The next prime is 2772553181. The reversal of 2772553139 is 9313552772.

2772553139 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 is a cyclic number.

It is not a de Polignac number, because 2772553139 - 2⁸ = 2772552883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2772553139.

It is not a weakly prime, because it can be changed into another prime (2772553039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1386276569 + 1386276570.

It is an arithmetic number, because the mean of its divisors is an integer number (1386276570).

Almost surely, 2^2772553139 is an apocalyptic number.

2772553139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2772553139 is an equidigital number, since it uses as much as digits as its factorization.

2772553139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 396900, while the sum is 44.

The square root of 2772553139 is about 52655.0390656013. The cubic root of 2772553139 is about 1404.8392295029.

The spelling of 2772553139 in words is "two billion, seven hundred seventy-two million, five hundred fifty-three thousand, one hundred thirty-nine".