131984005042 has 8 divisors (see below), whose sum is σ = 197984721132. Its totient is φ = 65989098000.

The previous prime is 131984004989. The next prime is 131984005057. The reversal of 131984005042 is 240500489131.

It can be written as a sum of positive squares in 2 ways, for example, as 87556218201 + 44427786841 = 295899^2 + 210779^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 131984004992 and 131984005010.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1395009 + ... + 1486612.

Almost surely, 2^131984005042 is an apocalyptic number.

131984005042 is a deficient number, since it is larger than the sum of its proper divisors (66000716090).

131984005042 is a wasteful number, since it uses less digits than its factorization.

131984005042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2904524.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 131984005042 in words is "one hundred thirty-one billion, nine hundred eighty-four million, five thousand, forty-two".