105073 has 4 divisors (see below), whose sum is σ = 105840. Its totient is φ = 104308.

The previous prime is 105071. The next prime is 105097. The reversal of 105073 is 370501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 370501 = 47 ⋅7883.

It is a cyclic number.

It is not a de Polignac number, because 105073 - 2¹ = 105071 is a prime.

It is a super-2 number, since 2×105073² = 22080670658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115 + ... + 472.

It is an arithmetic number, because the mean of its divisors is an integer number (26460).

2¹⁰⁵⁰⁷³ is an apocalyptic number.

It is an amenable number.

105073 is a deficient number, since it is larger than the sum of its proper divisors (767).

105073 is an equidigital number, since it uses as much as digits as its factorization.

105073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766.

The product of its (nonzero) digits is 105, while the sum is 16.

The square root of 105073 is about 324.1496567945. The cubic root of 105073 is about 47.1878703390.

Adding to 105073 its reverse (370501), we get a palindrome (475574).

The spelling of 105073 in words is "one hundred five thousand, seventy-three".