204310061 has 8 divisors (see below), whose sum is σ = 207228000. Its totient is φ = 201403152.

The previous prime is 204310031. The next prime is 204310111. The reversal of 204310061 is 160013402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 204310061 - 2¹⁸ = 204047917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204310031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38951 + ... + 43883.

It is an arithmetic number, because the mean of its divisors is an integer number (25903500).

Almost surely, 2^204310061 is an apocalyptic number.

It is an amenable number.

204310061 is a deficient number, since it is larger than the sum of its proper divisors (2917939).

204310061 is an equidigital number, since it uses as much as digits as its factorization.

204310061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5515.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 204310061 is about 14293.7070419118. The cubic root of 204310061 is about 588.9746252147.

Adding to 204310061 its reverse (160013402), we get a palindrome (364323463).

The spelling of 204310061 in words is "two hundred four million, three hundred ten thousand, sixty-one".