131043411354321 has 6 divisors (see below), whose sum is σ = 189284927511810. Its totient is φ = 87362274236208.

The previous prime is 131043411354301. The next prime is 131043411354347. The reversal of 131043411354321 is 123453114340131.

131043411354321 is a `hidden beast` number, since 1 + 3 + 1 + 0 + 43 + 41 + 13 + 543 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 126386723574225 + 4656687780096 = 11242185^2 + 2157936^2 .

It is not a de Polignac number, because 131043411354321 - 2¹⁵ = 131043411321553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131043411354301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7280189519676 + ... + 7280189519693.

It is an arithmetic number, because the mean of its divisors is an integer number (31547487918635).

Almost surely, 2^{131043411354321} is an apocalyptic number.

It is an amenable number.

131043411354321 is a deficient number, since it is larger than the sum of its proper divisors (58241516157489).

131043411354321 is a wasteful number, since it uses less digits than its factorization.

131043411354321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14560379039375 (or 14560379039372 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 131043411354321 its reverse (123453114340131), we get a palindrome (254496525694452).

The spelling of 131043411354321 in words is "one hundred thirty-one trillion, forty-three billion, four hundred eleven million, three hundred fifty-four thousand, three hundred twenty-one".