461000165 has 4 divisors (see below), whose sum is σ = 553200204. Its totient is φ = 368800128.

The previous prime is 461000159. The next prime is 461000167. The reversal of 461000165 is 561000164.

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 208253761 + 252746404 = 14431^2 + 15898^2 .

It is a cyclic number.

It is not a de Polignac number, because 461000165 - 2²⁴ = 444222949 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 461000165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461000167) 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, 46100012 + ... + 46100021.

It is an arithmetic number, because the mean of its divisors is an integer number (138300051).

Almost surely, 2^461000165 is an apocalyptic number.

It is an amenable number.

461000165 is a deficient number, since it is larger than the sum of its proper divisors (92200039).

461000165 is an equidigital number, since it uses as much as digits as its factorization.

461000165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92200038.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 461000165 is about 21470.9143959916. The cubic root of 461000165 is about 772.5033301421.

Subtracting 461000165 from its reverse (561000164), we obtain a palindrome (99999999).

The spelling of 461000165 in words is "four hundred sixty-one million, one hundred sixty-five", and thus it is an aban number.