4130305 has 4 divisors (see below), whose sum is σ = 4956372. Its totient is φ = 3304240.

The previous prime is 4130297. The next prime is 4130309. The reversal of 4130305 is 5030314.

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 1008016 + 3122289 = 1004^2 + 1767^2 .

It is not a de Polignac number, because 4130305 - 2³ = 4130297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4130309) 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, 413026 + ... + 413035.

It is an arithmetic number, because the mean of its divisors is an integer number (1239093).

Almost surely, 2^4130305 is an apocalyptic number.

It is an amenable number.

4130305 is a deficient number, since it is larger than the sum of its proper divisors (826067).

4130305 is an equidigital number, since it uses as much as digits as its factorization.

4130305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826066.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 4130305 is about 2032.3151822491. The cubic root of 4130305 is about 160.4454384404.

Adding to 4130305 its reverse (5030314), we get a palindrome (9160619).

Subtracting 4130305 from its reverse (5030314), we obtain a palindrome (900009).

The spelling of 4130305 in words is "four million, one hundred thirty thousand, three hundred five".