209095113 has 4 divisors (see below), whose sum is σ = 278793488. Its totient is φ = 139396740.

The previous prime is 209095109. The next prime is 209095147. The reversal of 209095113 is 311590902.

209095113 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 209095113 - 2² = 209095109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (209095163) 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, 34849183 + ... + 34849188.

It is an arithmetic number, because the mean of its divisors is an integer number (69698372).

Almost surely, 2^209095113 is an apocalyptic number.

It is an amenable number.

209095113 is a deficient number, since it is larger than the sum of its proper divisors (69698375).

209095113 is an equidigital number, since it uses as much as digits as its factorization.

209095113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69698374.

The product of its (nonzero) digits is 2430, while the sum is 30.

The square root of 209095113 is about 14460.1214725188. The cubic root of 209095113 is about 593.5372235849.

The spelling of 209095113 in words is "two hundred nine million, ninety-five thousand, one hundred thirteen".