205414113 has 4 divisors (see below), whose sum is σ = 273885488. Its totient is φ = 136942740.

The previous prime is 205414109. The next prime is 205414129. The reversal of 205414113 is 311414502.

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 205414113 - 2² = 205414109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 205414113.

It is not an unprimeable number, because it can be changed into a prime (205414513) 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, 34235683 + ... + 34235688.

It is an arithmetic number, because the mean of its divisors is an integer number (68471372).

Almost surely, 2^205414113 is an apocalyptic number.

It is an amenable number.

205414113 is a deficient number, since it is larger than the sum of its proper divisors (68471375).

205414113 is an equidigital number, since it uses as much as digits as its factorization.

205414113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68471374.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 205414113 is about 14332.2752206340. The cubic root of 205414113 is about 590.0336215639.

Adding to 205414113 its reverse (311414502), we get a palindrome (516828615).

The spelling of 205414113 in words is "two hundred five million, four hundred fourteen thousand, one hundred thirteen".