131166304134 has 32 divisors (see below), whose sum is σ = 264535200000. Its totient is φ = 43355985504.

The previous prime is 131166304127. The next prime is 131166304189. The reversal of 131166304134 is 431403661131.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 131166304095 and 131166304104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413037 + ... + 657975.

It is an arithmetic number, because the mean of its divisors is an integer number (8266725000).

Almost surely, 2^131166304134 is an apocalyptic number.

131166304134 is an abundant number, since it is smaller than the sum of its proper divisors (133368895866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131166304134 is a wasteful number, since it uses less digits than its factorization.

131166304134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245692.

The product of its (nonzero) digits is 15552, while the sum is 33.

Adding to 131166304134 its reverse (431403661131), we get a palindrome (562569965265).

The spelling of 131166304134 in words is "one hundred thirty-one billion, one hundred sixty-six million, three hundred four thousand, one hundred thirty-four".