4989843193 has 2 divisors, whose sum is σ = 4989843194. Its totient is φ = 4989843192.

The previous prime is 4989843121. The next prime is 4989843197. The reversal of 4989843193 is 3913489894.

4989843193 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4112913424 + 876929769 = 64132^2 + 29613^2 .

It is a cyclic number.

It is not a de Polignac number, because 4989843193 - 2¹³ = 4989835001 is a prime.

It is not a weakly prime, because it can be changed into another prime (4989843197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2494921596 + 2494921597.

It is an arithmetic number, because the mean of its divisors is an integer number (2494921597).

Almost surely, 2^4989843193 is an apocalyptic number.

It is an amenable number.

4989843193 is a deficient number, since it is larger than the sum of its proper divisors (1).

4989843193 is an equidigital number, since it uses as much as digits as its factorization.

4989843193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6718464, while the sum is 58.

The square root of 4989843193 is about 70638.8221376886. The cubic root of 4989843193 is about 1708.8173020692.

The spelling of 4989843193 in words is "four billion, nine hundred eighty-nine million, eight hundred forty-three thousand, one hundred ninety-three".