131141340144424 has 8 divisors (see below), whose sum is σ = 245890012770810. Its totient is φ = 65570670072208.

The previous prime is 131141340144401. The next prime is 131141340144427. The reversal of 131141340144424 is 424441043141131.

It can be written as a sum of positive squares in only one way, i.e., 92076115096900 + 39065225047524 = 9595630^2 + 6250218^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (131141340144427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8196333759019 + ... + 8196333759034.

Almost surely, 2^{131141340144424} is an apocalyptic number.

It is an amenable number.

131141340144424 is a deficient number, since it is larger than the sum of its proper divisors (114748672626386).

131141340144424 is a wasteful number, since it uses less digits than its factorization.

131141340144424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16392667518059 (or 16392667518055 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 37.

Adding to 131141340144424 its reverse (424441043141131), we get a palindrome (555582383285555).

It can be divided in two parts, 131141340 and 144424, that added together give a square (131285764 = 11458²).

The spelling of 131141340144424 in words is "one hundred thirty-one trillion, one hundred forty-one billion, three hundred forty million, one hundred forty-four thousand, four hundred twenty-four".