195308113 has 32 divisors (see below), whose sum is σ = 266757120. Its totient is φ = 138058560.

The previous prime is 195308059. The next prime is 195308117. The reversal of 195308113 is 311803591.

It is a cyclic number.

It is not a de Polignac number, because 195308113 - 2⁹ = 195307601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195308117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57406 + ... + 60712.

It is an arithmetic number, because the mean of its divisors is an integer number (8336160).

Almost surely, 2^195308113 is an apocalyptic number.

195308113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

195308113 is a deficient number, since it is larger than the sum of its proper divisors (71449007).

195308113 is a wasteful number, since it uses less digits than its factorization.

195308113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3397.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 195308113 is about 13975.2679044088. The cubic root of 195308113 is about 580.1942601370.

The spelling of 195308113 in words is "one hundred ninety-five million, three hundred eight thousand, one hundred thirteen".