205366053 has 4 divisors (see below), whose sum is σ = 273821408. Its totient is φ = 136910700.

The previous prime is 205366037. The next prime is 205366061. The reversal of 205366053 is 350663502.

205366053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 205366053 - 2⁴ = 205366037 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 205366053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205366013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34227673 + ... + 34227678.

It is an arithmetic number, because the mean of its divisors is an integer number (68455352).

Almost surely, 2^205366053 is an apocalyptic number.

It is an amenable number.

205366053 is a deficient number, since it is larger than the sum of its proper divisors (68455355).

205366053 is an equidigital number, since it uses as much as digits as its factorization.

205366053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68455354.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 205366053 is about 14330.5984871533. The cubic root of 205366053 is about 589.9876019611.

The spelling of 205366053 in words is "two hundred five million, three hundred sixty-six thousand, fifty-three".