4343320489 has 2 divisors, whose sum is σ = 4343320490. Its totient is φ = 4343320488.

The previous prime is 4343320477. The next prime is 4343320549. The reversal of 4343320489 is 9840233434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2749953600 + 1593366889 = 52440^2 + 39917^2 .

It is a cyclic number.

It is not a de Polignac number, because 4343320489 - 2¹³ = 4343312297 is a prime.

It is a super-3 number, since 3×4343320489³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (4343320439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2171660244 + 2171660245.

It is an arithmetic number, because the mean of its divisors is an integer number (2171660245).

Almost surely, 2^4343320489 is an apocalyptic number.

It is an amenable number.

4343320489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4343320489 is an equidigital number, since it uses as much as digits as its factorization.

4343320489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 40.

The square root of 4343320489 is about 65903.8730955928. The cubic root of 4343320489 is about 1631.5759394225.

The spelling of 4343320489 in words is "four billion, three hundred forty-three million, three hundred twenty thousand, four hundred eighty-nine".