205567113 has 4 divisors (see below), whose sum is σ = 274089488. Its totient is φ = 137044740.

The previous prime is 205567097. The next prime is 205567129. The reversal of 205567113 is 311765502.

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 an interprime number because it is at equal distance from previous prime (205567097) and next prime (205567129).

It is not a de Polignac number, because 205567113 - 2⁴ = 205567097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (205566113) 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, 34261183 + ... + 34261188.

It is an arithmetic number, because the mean of its divisors is an integer number (68522372).

Almost surely, 2^205567113 is an apocalyptic number.

It is an amenable number.

205567113 is a deficient number, since it is larger than the sum of its proper divisors (68522375).

205567113 is an equidigital number, since it uses as much as digits as its factorization.

205567113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68522374.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 205567113 is about 14337.6118304270. The cubic root of 205567113 is about 590.1800781350.

The spelling of 205567113 in words is "two hundred five million, five hundred sixty-seven thousand, one hundred thirteen".