203204055 has 8 divisors (see below), whose sum is σ = 325126512. Its totient is φ = 108375488.

The previous prime is 203204047. The next prime is 203204063. The reversal of 203204055 is 550402302.

It is an interprime number because it is at equal distance from previous prime (203204047) and next prime (203204063).

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 203204055 - 2³ = 203204047 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6773454 + ... + 6773483.

It is an arithmetic number, because the mean of its divisors is an integer number (40640814).

Almost surely, 2^203204055 is an apocalyptic number.

203204055 is a deficient number, since it is larger than the sum of its proper divisors (121922457).

203204055 is a wasteful number, since it uses less digits than its factorization.

203204055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13546945.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 203204055 is about 14254.9659768096. The cubic root of 203204055 is about 587.9099224549.

Adding to 203204055 its reverse (550402302), we get a palindrome (753606357).

The spelling of 203204055 in words is "two hundred three million, two hundred four thousand, fifty-five".