204545141 has 8 divisors (see below), whose sum is σ = 216142080. Its totient is φ = 193173552.

The previous prime is 204545137. The next prime is 204545167. The reversal of 204545141 is 141545402.

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 204545141 - 2² = 204545137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204545141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204545041) 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, 54470 + ... + 58103.

It is an arithmetic number, because the mean of its divisors is an integer number (27017760).

Almost surely, 2^204545141 is an apocalyptic number.

It is an amenable number.

204545141 is a deficient number, since it is larger than the sum of its proper divisors (11596939).

204545141 is a wasteful number, since it uses less digits than its factorization.

204545141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112675.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 204545141 is about 14301.9278770381. The cubic root of 204545141 is about 589.2004308446.

The spelling of 204545141 in words is "two hundred four million, five hundred forty-five thousand, one hundred forty-one".