445456499 has 2 divisors, whose sum is σ = 445456500. Its totient is φ = 445456498.

The previous prime is 445456483. The next prime is 445456507. The reversal of 445456499 is 994654544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445456499 - 2⁴ = 445456483 is a prime.

It is not a weakly prime, because it can be changed into another prime (445456699) 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, 222728249 + 222728250.

It is an arithmetic number, because the mean of its divisors is an integer number (222728250).

Almost surely, 2^445456499 is an apocalyptic number.

445456499 is a deficient number, since it is larger than the sum of its proper divisors (1).

445456499 is an equidigital number, since it uses as much as digits as its factorization.

445456499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 50.

The square root of 445456499 is about 21105.8404002305. The cubic root of 445456499 is about 763.7216458768.

The spelling of 445456499 in words is "four hundred forty-five million, four hundred fifty-six thousand, four hundred ninety-nine".