444345347 has 2 divisors, whose sum is σ = 444345348. Its totient is φ = 444345346.

The previous prime is 444345313. The next prime is 444345373. The reversal of 444345347 is 743543444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444345347 - 2⁶ = 444345283 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 444345347.

It is not a weakly prime, because it can be changed into another prime (444335347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222172673 + 222172674.

It is an arithmetic number, because the mean of its divisors is an integer number (222172674).

Almost surely, 2^444345347 is an apocalyptic number.

444345347 is a deficient number, since it is larger than the sum of its proper divisors (1).

444345347 is an equidigital number, since it uses as much as digits as its factorization.

444345347 is an odious number, because the sum of its binary digits is odd.

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

The square root of 444345347 is about 21079.5006345027. The cubic root of 444345347 is about 763.0861050248.

The spelling of 444345347 in words is "four hundred forty-four million, three hundred forty-five thousand, three hundred forty-seven".