131333405052535 has 16 divisors (see below), whose sum is σ = 190709347841856. Its totient is φ = 84759710151168.

The previous prime is 131333405052533. The next prime is 131333405052571. The reversal of 131333405052535 is 535250504333131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 131333405052535 - 2¹ = 131333405052533 is a prime.

It is a super-2 number, since 2×131333405052535² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131333405052491 and 131333405052500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131333405052533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110364205332 + ... + 110364206521.

It is an arithmetic number, because the mean of its divisors is an integer number (11919334240116).

Almost surely, 2^{131333405052535} is an apocalyptic number.

131333405052535 is a deficient number, since it is larger than the sum of its proper divisors (59375942789321).

131333405052535 is a wasteful number, since it uses less digits than its factorization.

131333405052535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220728411882.

The product of its (nonzero) digits is 1215000, while the sum is 43.

Adding to 131333405052535 its reverse (535250504333131), we get a palindrome (666583909385666).

The spelling of 131333405052535 in words is "one hundred thirty-one trillion, three hundred thirty-three billion, four hundred five million, fifty-two thousand, five hundred thirty-five".