131345350105241 has 4 divisors (see below), whose sum is σ = 135874500108900. Its totient is φ = 126816200101584.

The previous prime is 131345350105213. The next prime is 131345350105247. The reversal of 131345350105241 is 142501053543131.

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 53088768729616 + 78256581375625 = 7286204^2 + 8846275^2 .

It is not a de Polignac number, because 131345350105241 - 2³⁴ = 131328170236057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131345350105195 and 131345350105204.

It is not an unprimeable number, because it can be changed into a prime (131345350105247) 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, 2264575001786 + ... + 2264575001843.

It is an arithmetic number, because the mean of its divisors is an integer number (33968625027225).

Almost surely, 2^{131345350105241} is an apocalyptic number.

It is an amenable number.

131345350105241 is a deficient number, since it is larger than the sum of its proper divisors (4529150003659).

131345350105241 is an equidigital number, since it uses as much as digits as its factorization.

131345350105241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4529150003658.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 131345350105241 in words is "one hundred thirty-one trillion, three hundred forty-five billion, three hundred fifty million, one hundred five thousand, two hundred forty-one".