4193291489 has 2 divisors, whose sum is σ = 4193291490. Its totient is φ = 4193291488.

The previous prime is 4193291423. The next prime is 4193291513. The reversal of 4193291489 is 9841923914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4133461264 + 59830225 = 64292^2 + 7735^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4193291489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4193291419) 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, 2096645744 + 2096645745.

It is an arithmetic number, because the mean of its divisors is an integer number (2096645745).

Almost surely, 2^4193291489 is an apocalyptic number.

It is an amenable number.

4193291489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4193291489 is an equidigital number, since it uses as much as digits as its factorization.

4193291489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 50.

The square root of 4193291489 is about 64755.6290140093. The cubic root of 4193291489 is about 1612.5691641427.

The spelling of 4193291489 in words is "four billion, one hundred ninety-three million, two hundred ninety-one thousand, four hundred eighty-nine".