2747889539 has 2 divisors, whose sum is σ = 2747889540. Its totient is φ = 2747889538.

The previous prime is 2747889533. The next prime is 2747889553. The reversal of 2747889539 is 9359887472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2747889539 - 2⁸ = 2747889283 is a prime.

It is not a weakly prime, because it can be changed into another prime (2747889533) 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, 1373944769 + 1373944770.

It is an arithmetic number, because the mean of its divisors is an integer number (1373944770).

Almost surely, 2^2747889539 is an apocalyptic number.

2747889539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2747889539 is an equidigital number, since it uses as much as digits as its factorization.

2747889539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30481920, while the sum is 62.

The square root of 2747889539 is about 52420.3160902336. The cubic root of 2747889539 is about 1400.6611739246.

The spelling of 2747889539 in words is "two billion, seven hundred forty-seven million, eight hundred eighty-nine thousand, five hundred thirty-nine".