2748889243 has 2 divisors, whose sum is σ = 2748889244. Its totient is φ = 2748889242.

The previous prime is 2748889223. The next prime is 2748889261. The reversal of 2748889243 is 3429888472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2748889243 - 2¹⁷ = 2748758171 is a prime.

It is a super-2 number, since 2×2748889243² = 15112784140562226098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2748889223) 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, 1374444621 + 1374444622.

It is an arithmetic number, because the mean of its divisors is an integer number (1374444622).

Almost surely, 2^2748889243 is an apocalyptic number.

2748889243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2748889243 is an equidigital number, since it uses as much as digits as its factorization.

2748889243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6193152, while the sum is 55.

The square root of 2748889243 is about 52429.8506864172. The cubic root of 2748889243 is about 1400.8310105436.

The spelling of 2748889243 in words is "two billion, seven hundred forty-eight million, eight hundred eighty-nine thousand, two hundred forty-three".