4344430457 has 2 divisors, whose sum is σ = 4344430458. Its totient is φ = 4344430456.

The previous prime is 4344430403. The next prime is 4344430459. The reversal of 4344430457 is 7540344434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3012253456 + 1332177001 = 54884^2 + 36499^2 .

It is a cyclic number.

It is not a de Polignac number, because 4344430457 - 2⁸ = 4344430201 is a prime.

Together with 4344430459, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4344430457.

It is not a weakly prime, because it can be changed into another prime (4344430459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2172215228 + 2172215229.

It is an arithmetic number, because the mean of its divisors is an integer number (2172215229).

Almost surely, 2^4344430457 is an apocalyptic number.

It is an amenable number.

4344430457 is a deficient number, since it is larger than the sum of its proper divisors (1).

4344430457 is an equidigital number, since it uses as much as digits as its factorization.

4344430457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 38.

The square root of 4344430457 is about 65912.2936712113. The cubic root of 4344430457 is about 1631.7149147247.

The spelling of 4344430457 in words is "four billion, three hundred forty-four million, four hundred thirty thousand, four hundred fifty-seven".