204013126 has 4 divisors (see below), whose sum is σ = 306019692. Its totient is φ = 102006562.

The previous prime is 204013109. The next prime is 204013129. The reversal of 204013126 is 621310402.

204013126 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 (204013129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51003280 + ... + 51003283.

It is an arithmetic number, because the mean of its divisors is an integer number (76504923).

Almost surely, 2^204013126 is an apocalyptic number.

204013126 is a deficient number, since it is larger than the sum of its proper divisors (102006566).

204013126 is a wasteful number, since it uses less digits than its factorization.

204013126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102006565.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 204013126 is about 14283.3163516041. The cubic root of 204013126 is about 588.6891571825.

Adding to 204013126 its reverse (621310402), we get a palindrome (825323528).

The spelling of 204013126 in words is "two hundred four million, thirteen thousand, one hundred twenty-six".