4434304021309 has 2 divisors, whose sum is σ = 4434304021310. Its totient is φ = 4434304021308.

The previous prime is 4434304021283. The next prime is 4434304021387. The reversal of 4434304021309 is 9031204034344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3504664805625 + 929639215684 = 1872075^2 + 964178^2 .

It is a cyclic number.

It is not a de Polignac number, because 4434304021309 - 2¹¹ = 4434304019261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4434304021009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2217152010654 + 2217152010655.

It is an arithmetic number, because the mean of its divisors is an integer number (2217152010655).

Almost surely, 2^{4434304021309} is an apocalyptic number.

It is an amenable number.

4434304021309 is a deficient number, since it is larger than the sum of its proper divisors (1).

4434304021309 is an equidigital number, since it uses as much as digits as its factorization.

4434304021309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 4434304021309 in words is "four trillion, four hundred thirty-four billion, three hundred four million, twenty-one thousand, three hundred nine".