4345384609 has 2 divisors, whose sum is σ = 4345384610. Its totient is φ = 4345384608.

The previous prime is 4345384601. The next prime is 4345384627. The reversal of 4345384609 is 9064835434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2756565009 + 1588819600 = 52503^2 + 39860^2 .

It is a cyclic number.

It is not a de Polignac number, because 4345384609 - 2³ = 4345384601 is a prime.

It is a super-3 number, since 3×4345384609³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (4345384601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2172692304 + 2172692305.

It is an arithmetic number, because the mean of its divisors is an integer number (2172692305).

Almost surely, 2^4345384609 is an apocalyptic number.

It is an amenable number.

4345384609 is a deficient number, since it is larger than the sum of its proper divisors (1).

4345384609 is an equidigital number, since it uses as much as digits as its factorization.

4345384609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The square root of 4345384609 is about 65919.5313165984. The cubic root of 4345384609 is about 1631.8343619188.

The spelling of 4345384609 in words is "four billion, three hundred forty-five million, three hundred eighty-four thousand, six hundred nine".