445038499 has 2 divisors, whose sum is σ = 445038500. Its totient is φ = 445038498.

The previous prime is 445038487. The next prime is 445038533. The reversal of 445038499 is 994830544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445038499 - 2¹³ = 445030307 is a prime.

It is not a weakly prime, because it can be changed into another prime (445038199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222519249 + 222519250.

It is an arithmetic number, because the mean of its divisors is an integer number (222519250).

Almost surely, 2^445038499 is an apocalyptic number.

445038499 is a deficient number, since it is larger than the sum of its proper divisors (1).

445038499 is an equidigital number, since it uses as much as digits as its factorization.

445038499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 445038499 is about 21095.9356038077. The cubic root of 445038499 is about 763.4826883476.

The spelling of 445038499 in words is "four hundred forty-five million, thirty-eight thousand, four hundred ninety-nine".