205041055 has 8 divisors (see below), whose sum is σ = 246736800. Its totient is φ = 163574496.

The previous prime is 205040999. The next prime is 205041059. The reversal of 205041055 is 550140502.

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 205041055 - 2¹⁷ = 204909983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205041059) 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, 55320 + ... + 58909.

It is an arithmetic number, because the mean of its divisors is an integer number (30842100).

Almost surely, 2^205041055 is an apocalyptic number.

205041055 is a deficient number, since it is larger than the sum of its proper divisors (41695745).

205041055 is a wasteful number, since it uses less digits than its factorization.

205041055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114593.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 205041055 is about 14319.2546942919. The cubic root of 205041055 is about 589.6762132250.

Adding to 205041055 its reverse (550140502), we get a palindrome (755181557).

The spelling of 205041055 in words is "two hundred five million, forty-one thousand, fifty-five".