411125305 has 4 divisors (see below), whose sum is σ = 493350372. Its totient is φ = 328900240.

The previous prime is 411125237. The next prime is 411125321. The reversal of 411125305 is 503521114.

It is a happy number.

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 277422336 + 133702969 = 16656^2 + 11563^2 .

It is a de Polignac number, because none of the positive numbers 2^k-411125305 is a prime.

It is a super-2 number, since 2×411125305² = 338048032822686050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41112526 + ... + 41112535.

It is an arithmetic number, because the mean of its divisors is an integer number (123337593).

Almost surely, 2^411125305 is an apocalyptic number.

It is an amenable number.

411125305 is a deficient number, since it is larger than the sum of its proper divisors (82225067).

411125305 is an equidigital number, since it uses as much as digits as its factorization.

411125305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82225066.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 411125305 is about 20276.2251171168. The cubic root of 411125305 is about 743.5749254371.

Adding to 411125305 its reverse (503521114), we get a palindrome (914646419).

The spelling of 411125305 in words is "four hundred eleven million, one hundred twenty-five thousand, three hundred five".