461606163 has 4 divisors (see below), whose sum is σ = 615474888. Its totient is φ = 307737440.

The previous prime is 461606071. The next prime is 461606183. The reversal of 461606163 is 361606164.

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

It is a cyclic number.

It is not a de Polignac number, because 461606163 - 2¹⁰ = 461605139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (461606183) 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, 76934358 + ... + 76934363.

It is an arithmetic number, because the mean of its divisors is an integer number (153868722).

Almost surely, 2^461606163 is an apocalyptic number.

461606163 is a deficient number, since it is larger than the sum of its proper divisors (153868725).

461606163 is a wasteful number, since it uses less digits than its factorization.

461606163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153868724.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 461606163 is about 21485.0218291721. The cubic root of 461606163 is about 772.8416745596.

Subtracting from 461606163 its reverse (361606164), we obtain a palindrome (99999999).

The spelling of 461606163 in words is "four hundred sixty-one million, six hundred six thousand, one hundred sixty-three".