204252134 has 4 divisors (see below), whose sum is σ = 306378204. Its totient is φ = 102126066.

The previous prime is 204252131. The next prime is 204252143. The reversal of 204252134 is 431252402.

It is a happy number.

204252134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204252131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51063032 + ... + 51063035.

It is an arithmetic number, because the mean of its divisors is an integer number (76594551).

Almost surely, 2^204252134 is an apocalyptic number.

204252134 is a deficient number, since it is larger than the sum of its proper divisors (102126070).

204252134 is a wasteful number, since it uses less digits than its factorization.

204252134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102126069.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 204252134 is about 14291.6805869709. The cubic root of 204252134 is about 588.9189569527.

The spelling of 204252134 in words is "two hundred four million, two hundred fifty-two thousand, one hundred thirty-four".