204351245 has 8 divisors (see below), whose sum is σ = 280253184. Its totient is φ = 140126544.

The previous prime is 204351239. The next prime is 204351247. The reversal of 204351245 is 542153402.

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 204351245 - 2⁶ = 204351181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204351247) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2919269 + ... + 2919338.

It is an arithmetic number, because the mean of its divisors is an integer number (35031648).

Almost surely, 2^204351245 is an apocalyptic number.

It is an amenable number.

204351245 is a deficient number, since it is larger than the sum of its proper divisors (75901939).

204351245 is an equidigital number, since it uses as much as digits as its factorization.

204351245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5838619.

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

The square root of 204351245 is about 14295.1476032953. The cubic root of 204351245 is about 589.0141969342.

The spelling of 204351245 in words is "two hundred four million, three hundred fifty-one thousand, two hundred forty-five".