105300005 has 4 divisors (see below), whose sum is σ = 126360012. Its totient is φ = 84240000.

The previous prime is 105299993. The next prime is 105300011. The reversal of 105300005 is 500003501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35259844 + 70040161 = 5938^2 + 8369^2 .

It is not a de Polignac number, because 105300005 - 2⁶ = 105299941 is a prime.

It is a super-2 number, since 2×105300005² = 22176182106000050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10529996 + ... + 10530005.

It is an arithmetic number, because the mean of its divisors is an integer number (31590003).

Almost surely, 2^105300005 is an apocalyptic number.

It is an amenable number.

105300005 is a deficient number, since it is larger than the sum of its proper divisors (21060007).

105300005 is an equidigital number, since it uses as much as digits as its factorization.

105300005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21060006.

The product of its (nonzero) digits is 75, while the sum is 14.

The square root of 105300005 is about 10261.5790695195. The cubic root of 105300005 is about 472.2182824636.

Adding to 105300005 its reverse (500003501), we get a palindrome (605303506).

The spelling of 105300005 in words is "one hundred five million, three hundred thousand, five".