4938841189 has 2 divisors, whose sum is σ = 4938841190. Its totient is φ = 4938841188.

The previous prime is 4938841147. The next prime is 4938841223. The reversal of 4938841189 is 9811488394.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3544416225 + 1394424964 = 59535^2 + 37342^2 .

It is a cyclic number.

It is not a de Polignac number, because 4938841189 - 2¹¹ = 4938839141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4938842189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2469420594 + 2469420595.

It is an arithmetic number, because the mean of its divisors is an integer number (2469420595).

Almost surely, 2^4938841189 is an apocalyptic number.

It is an amenable number.

4938841189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4938841189 is an equidigital number, since it uses as much as digits as its factorization.

4938841189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656, while the sum is 55.

The square root of 4938841189 is about 70276.8894374246. The cubic root of 4938841189 is about 1702.9753188923.

The spelling of 4938841189 in words is "four billion, nine hundred thirty-eight million, eight hundred forty-one thousand, one hundred eighty-nine".