461041865 has 4 divisors (see below), whose sum is σ = 553250244. Its totient is φ = 368833488.

The previous prime is 461041813. The next prime is 461041891. The reversal of 461041865 is 568140164.

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 173264569 + 287777296 = 13163^2 + 16964^2 .

It is a cyclic number.

It is not a de Polignac number, because 461041865 - 2¹² = 461037769 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46104182 + ... + 46104191.

It is an arithmetic number, because the mean of its divisors is an integer number (138312561).

Almost surely, 2^461041865 is an apocalyptic number.

It is an amenable number.

461041865 is a deficient number, since it is larger than the sum of its proper divisors (92208379).

461041865 is an equidigital number, since it uses as much as digits as its factorization.

461041865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92208378.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 461041865 is about 21471.8854551714. The cubic root of 461041865 is about 772.5266218312.

The spelling of 461041865 in words is "four hundred sixty-one million, forty-one thousand, eight hundred sixty-five".