131141111300009 has 4 divisors (see below), whose sum is σ = 131158483292100. Its totient is φ = 131123739307920.

The previous prime is 131141111299967. The next prime is 131141111300011. The reversal of 131141111300009 is 900003111141131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 78634276554409 + 52506834745600 = 8867597^2 + 7246160^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131141111300009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131141111300099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8685984722 + ... + 8685999819.

It is an arithmetic number, because the mean of its divisors is an integer number (32789620823025).

Almost surely, 2^{131141111300009} is an apocalyptic number.

It is an amenable number.

131141111300009 is a deficient number, since it is larger than the sum of its proper divisors (17371992091).

131141111300009 is an equidigital number, since it uses as much as digits as its factorization.

131141111300009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17371992090.

The product of its (nonzero) digits is 324, while the sum is 26.

The spelling of 131141111300009 in words is "one hundred thirty-one trillion, one hundred forty-one billion, one hundred eleven million, three hundred thousand, nine".