131045522111542 has 16 divisors (see below), whose sum is σ = 205114982618592. Its totient is φ = 62673868248640.

The previous prime is 131045522111533. The next prime is 131045522111549. The reversal of 131045522111542 is 245111225540131.

It is a happy number.

It is a super-3 number, since 3×131045522111542³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131045522111549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57810348 + ... + 60034384.

It is an arithmetic number, because the mean of its divisors is an integer number (12819686413662).

Almost surely, 2^{131045522111542} is an apocalyptic number.

131045522111542 is a deficient number, since it is larger than the sum of its proper divisors (74069460507050).

131045522111542 is a wasteful number, since it uses less digits than its factorization.

131045522111542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3504983.

The product of its (nonzero) digits is 48000, while the sum is 37.

Adding to 131045522111542 its reverse (245111225540131), we get a palindrome (376156747651673).

The spelling of 131045522111542 in words is "one hundred thirty-one trillion, forty-five billion, five hundred twenty-two million, one hundred eleven thousand, five hundred forty-two".