204124355 has 8 divisors (see below), whose sum is σ = 259358112. Its totient is φ = 153693568.

The previous prime is 204124351. The next prime is 204124369. The reversal of 204124355 is 553421402.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 204124355 - 2² = 204124351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204124351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1200647 + ... + 1200816.

It is an arithmetic number, because the mean of its divisors is an integer number (32419764).

Almost surely, 2^204124355 is an apocalyptic number.

204124355 is a deficient number, since it is larger than the sum of its proper divisors (55233757).

204124355 is a wasteful number, since it uses less digits than its factorization.

204124355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2401485.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 204124355 is about 14287.2094896099. The cubic root of 204124355 is about 588.7961231921.

Adding to 204124355 its reverse (553421402), we get a palindrome (757545757).

The spelling of 204124355 in words is "two hundred four million, one hundred twenty-four thousand, three hundred fifty-five".