203055104 has 56 divisors (see below), whose sum is σ = 464228688. Its totient is φ = 86999040.

The previous prime is 203055059. The next prime is 203055163. The reversal of 203055104 is 401550302.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55574 + ... + 59114.

It is an arithmetic number, because the mean of its divisors is an integer number (8289798).

Almost surely, 2^203055104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203055104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232114344).

203055104 is an abundant number, since it is smaller than the sum of its proper divisors (261173584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203055104 is an frugal number, since it uses more digits than its factorization.

203055104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3574 (or 3550 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 203055104 is about 14249.7404888651. The cubic root of 203055104 is about 587.7662390096.

The spelling of 203055104 in words is "two hundred three million, fifty-five thousand, one hundred four".