131136195 has 16 divisors (see below), whose sum is σ = 220861440. Its totient is φ = 66258144.

The previous prime is 131136191. The next prime is 131136209. The reversal of 131136195 is 591631131.

It is not a de Polignac number, because 131136195 - 2² = 131136191 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131136191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229779 + ... + 230348.

It is an arithmetic number, because the mean of its divisors is an integer number (13803840).

Almost surely, 2^131136195 is an apocalyptic number.

131136195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

131136195 is a deficient number, since it is larger than the sum of its proper divisors (89725245).

131136195 is a wasteful number, since it uses less digits than its factorization.

131136195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460154.

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

The square root of 131136195 is about 11451.4713028501. The cubic root of 131136195 is about 508.0512521398.

The spelling of 131136195 in words is "one hundred thirty-one million, one hundred thirty-six thousand, one hundred ninety-five".