4493308189 has 2 divisors, whose sum is σ = 4493308190. Its totient is φ = 4493308188.

The previous prime is 4493308163. The next prime is 4493308207. The reversal of 4493308189 is 9818033944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2485820164 + 2007488025 = 49858^2 + 44805^2 .

It is a cyclic number.

It is not a de Polignac number, because 4493308189 - 2¹¹ = 4493306141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4493308139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2246654094 + 2246654095.

It is an arithmetic number, because the mean of its divisors is an integer number (2246654095).

Almost surely, 2^4493308189 is an apocalyptic number.

It is an amenable number.

4493308189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4493308189 is an equidigital number, since it uses as much as digits as its factorization.

4493308189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 4493308189 is about 67032.1429539590. The cubic root of 4493308189 is about 1650.1448527866.

The spelling of 4493308189 in words is "four billion, four hundred ninety-three million, three hundred eight thousand, one hundred eighty-nine".