106445447 has 2 divisors, whose sum is σ = 106445448. Its totient is φ = 106445446.

The previous prime is 106445441. The next prime is 106445477. The reversal of 106445447 is 744544601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106445447 - 2⁸ = 106445191 is a prime.

It is a super-2 number, since 2×106445447² = 22661266374059618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106445441) 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, 53222723 + 53222724.

It is an arithmetic number, because the mean of its divisors is an integer number (53222724).

Almost surely, 2^106445447 is an apocalyptic number.

106445447 is a deficient number, since it is larger than the sum of its proper divisors (1).

106445447 is an equidigital number, since it uses as much as digits as its factorization.

106445447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 106445447 is about 10317.2402802300. The cubic root of 106445447 is about 473.9243575401.

The spelling of 106445447 in words is "one hundred six million, four hundred forty-five thousand, four hundred forty-seven".