204130132 has 6 divisors (see below), whose sum is σ = 357227738. Its totient is φ = 102065064.

The previous prime is 204130127. The next prime is 204130141. The reversal of 204130132 is 231031402.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 179667216 + 24462916 = 13404^2 + 4946^2 .

It is a super-2 number, since 2×204130132² = 83338221580674848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 25516263 + ... + 25516270.

Almost surely, 2^204130132 is an apocalyptic number.

It is an amenable number.

204130132 is a deficient number, since it is larger than the sum of its proper divisors (153097606).

204130132 is a wasteful number, since it uses less digits than its factorization.

204130132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51032537 (or 51032535 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 204130132 is about 14287.4116620191. The cubic root of 204130132 is about 588.8016777197.

Adding to 204130132 its reverse (231031402), we get a palindrome (435161534).

The spelling of 204130132 in words is "two hundred four million, one hundred thirty thousand, one hundred thirty-two".