204163130 has 8 divisors (see below), whose sum is σ = 367493652. Its totient is φ = 81665248.

The previous prime is 204163123. The next prime is 204163171. The reversal of 204163130 is 31361402.

It can be written as a sum of positive squares in 2 ways, for example, as 191296561 + 12866569 = 13831^2 + 3587^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10208147 + ... + 10208166.

Almost surely, 2^204163130 is an apocalyptic number.

204163130 is a deficient number, since it is larger than the sum of its proper divisors (163330522).

204163130 is a wasteful number, since it uses less digits than its factorization.

204163130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20416320.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 204163130 is about 14288.5664081461. The cubic root of 204163130 is about 588.8334029575.

The spelling of 204163130 in words is "two hundred four million, one hundred sixty-three thousand, one hundred thirty".