445250107 has 2 divisors, whose sum is σ = 445250108. Its totient is φ = 445250106.

The previous prime is 445250081. The next prime is 445250203. The reversal of 445250107 is 701052544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445250107 - 2¹¹ = 445248059 is a prime.

It is a super-2 number, since 2×445250107² = 396495315567022898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (445250207) 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, 222625053 + 222625054.

It is an arithmetic number, because the mean of its divisors is an integer number (222625054).

Almost surely, 2^445250107 is an apocalyptic number.

445250107 is a deficient number, since it is larger than the sum of its proper divisors (1).

445250107 is an equidigital number, since it uses as much as digits as its factorization.

445250107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 445250107 is about 21100.9503814402. The cubic root of 445250107 is about 763.6036767158.

The spelling of 445250107 in words is "four hundred forty-five million, two hundred fifty thousand, one hundred seven".