445103 has 2 divisors, whose sum is σ = 445104. Its totient is φ = 445102.

The previous prime is 445097. The next prime is 445141. The reversal of 445103 is 301544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445103 - 2⁴ = 445087 is a prime.

It is a Chen prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222551 + 222552.

It is an arithmetic number, because the mean of its divisors is an integer number (222552).

2⁴⁴⁵¹⁰³ is an apocalyptic number.

445103 is a deficient number, since it is larger than the sum of its proper divisors (1).

445103 is an equidigital number, since it uses as much as digits as its factorization.

445103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 445103 is about 667.1604005035. The cubic root of 445103 is about 76.3519571312.

Adding to 445103 its reverse (301544), we get a palindrome (746647).

The spelling of 445103 in words is "four hundred forty-five thousand, one hundred three".