131142224134 has 4 divisors (see below), whose sum is σ = 196713336204. Its totient is φ = 65571112066.

The previous prime is 131142224069. The next prime is 131142224167. The reversal of 131142224134 is 431422241131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32785556032 + ... + 32785556035.

It is an arithmetic number, because the mean of its divisors is an integer number (49178334051).

Almost surely, 2^131142224134 is an apocalyptic number.

131142224134 is a deficient number, since it is larger than the sum of its proper divisors (65571112070).

131142224134 is an equidigital number, since it uses as much as digits as its factorization.

131142224134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65571112069.

The product of its digits is 4608, while the sum is 28.

Adding to 131142224134 its reverse (431422241131), we get a palindrome (562564465265).

The spelling of 131142224134 in words is "one hundred thirty-one billion, one hundred forty-two million, two hundred twenty-four thousand, one hundred thirty-four".