445012103 has 2 divisors, whose sum is σ = 445012104. Its totient is φ = 445012102.

The previous prime is 445012093. The next prime is 445012133. The reversal of 445012103 is 301210544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445012103 - 2¹⁸ = 444749959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445012133) 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, 222506051 + 222506052.

It is an arithmetic number, because the mean of its divisors is an integer number (222506052).

Almost surely, 2^445012103 is an apocalyptic number.

445012103 is a deficient number, since it is larger than the sum of its proper divisors (1).

445012103 is an equidigital number, since it uses as much as digits as its factorization.

445012103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 445012103 is about 21095.3099763905. The cubic root of 445012103 is about 763.4675935580.

Adding to 445012103 its reverse (301210544), we get a palindrome (746222647).

The spelling of 445012103 in words is "four hundred forty-five million, twelve thousand, one hundred three".