445118 has 8 divisors (see below), whose sum is σ = 670512. Its totient is φ = 221616.

The previous prime is 445103. The next prime is 445141. The reversal of 445118 is 811544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×445118³ = 264573733320549096, which contains 333 as substring.

It is a Curzon number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 445093 and 445102.

It is a congruent number.

It is an unprimeable number.

445118 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671 + ... + 1157.

It is an arithmetic number, because the mean of its divisors is an integer number (83814).

2⁴⁴⁵¹¹⁸ is an apocalyptic number.

445118 is a deficient number, since it is larger than the sum of its proper divisors (225394).

445118 is a wasteful number, since it uses less digits than its factorization.

445118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946.

The product of its digits is 640, while the sum is 23.

The square root of 445118 is about 667.1716420832. The cubic root of 445118 is about 76.3528148103.

The spelling of 445118 in words is "four hundred forty-five thousand, one hundred eighteen".