131423524241545 has 8 divisors (see below), whose sum is σ = 158842820666880. Its totient is φ = 104382425008560.

The previous prime is 131423524241543. The next prime is 131423524241623. The reversal of 131423524241545 is 545142425324131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131423524241545 - 2¹ = 131423524241543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131423524241495 and 131423524241504.

It is not an unprimeable number, because it can be changed into a prime (131423524241543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94549297321 + ... + 94549298710.

It is an arithmetic number, because the mean of its divisors is an integer number (19855352583360).

Almost surely, 2^{131423524241545} is an apocalyptic number.

It is an amenable number.

131423524241545 is a deficient number, since it is larger than the sum of its proper divisors (27419296425335).

131423524241545 is a wasteful number, since it uses less digits than its factorization.

131423524241545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189098596175.

The product of its digits is 2304000, while the sum is 46.

Adding to 131423524241545 its reverse (545142425324131), we get a palindrome (676565949565676).

The spelling of 131423524241545 in words is "one hundred thirty-one trillion, four hundred twenty-three billion, five hundred twenty-four million, two hundred forty-one thousand, five hundred forty-five".