447520103 has 2 divisors, whose sum is σ = 447520104. Its totient is φ = 447520102.

The previous prime is 447520093. The next prime is 447520153. The reversal of 447520103 is 301025744.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447520103 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447520153) 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, 223760051 + 223760052.

It is an arithmetic number, because the mean of its divisors is an integer number (223760052).

Almost surely, 2^447520103 is an apocalyptic number.

447520103 is a deficient number, since it is larger than the sum of its proper divisors (1).

447520103 is an equidigital number, since it uses as much as digits as its factorization.

447520103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 447520103 is about 21154.6709499344. The cubic root of 447520103 is about 764.8991582514.

Adding to 447520103 its reverse (301025744), we get a palindrome (748545847).

The spelling of 447520103 in words is "four hundred forty-seven million, five hundred twenty thousand, one hundred three".