104445449 has 2 divisors, whose sum is σ = 104445450. Its totient is φ = 104445448.

The previous prime is 104445431. The next prime is 104445499. The reversal of 104445449 is 944544401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99900025 + 4545424 = 9995^2 + 2132^2 .

It is an emirp because it is prime and its reverse (944544401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104445449 - 2²⁴ = 87668233 is a prime.

It is not a weakly prime, because it can be changed into another prime (104445499) 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, 52222724 + 52222725.

It is an arithmetic number, because the mean of its divisors is an integer number (52222725).

Almost surely, 2^104445449 is an apocalyptic number.

It is an amenable number.

104445449 is a deficient number, since it is larger than the sum of its proper divisors (1).

104445449 is an equidigital number, since it uses as much as digits as its factorization.

104445449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 104445449 is about 10219.8556252033. The cubic root of 104445449 is about 470.9373912870.

The spelling of 104445449 in words is "one hundred four million, four hundred forty-five thousand, four hundred forty-nine".