4445344039 has 2 divisors, whose sum is σ = 4445344040. Its totient is φ = 4445344038.

The previous prime is 4445344003. The next prime is 4445344049. The reversal of 4445344039 is 9304435444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4445344039 - 2²³ = 4436955431 is a prime.

It is a super-2 number, since 2×4445344039² = 39522167250145667042, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4445343992 and 4445344010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4445344049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222672019 + 2222672020.

It is an arithmetic number, because the mean of its divisors is an integer number (2222672020).

Almost surely, 2^4445344039 is an apocalyptic number.

4445344039 is a deficient number, since it is larger than the sum of its proper divisors (1).

4445344039 is an equidigital number, since it uses as much as digits as its factorization.

4445344039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 40.

The square root of 4445344039 is about 66673.4132844569. The cubic root of 4445344039 is about 1644.2523049512.

The spelling of 4445344039 in words is "four billion, four hundred forty-five million, three hundred forty-four thousand, thirty-nine".