134431143111 has 12 divisors (see below), whose sum is σ = 200874122280. Its totient is φ = 86530390800.

The previous prime is 134431143073. The next prime is 134431143127. The reversal of 134431143111 is 111341134431.

134431143111 is a `hidden beast` number, since 1 + 34 + 4 + 311 + 4 + 311 + 1 = 666.

It is not a de Polignac number, because 134431143111 - 2¹⁴ = 134431126727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134431143611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 257530665 + ... + 257531186.

It is an arithmetic number, because the mean of its divisors is an integer number (16739510190).

Almost surely, 2^134431143111 is an apocalyptic number.

134431143111 is a deficient number, since it is larger than the sum of its proper divisors (66442979169).

134431143111 is a wasteful number, since it uses less digits than its factorization.

134431143111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515061886 (or 515061883 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

Adding to 134431143111 its reverse (111341134431), we get a palindrome (245772277542).

The spelling of 134431143111 in words is "one hundred thirty-four billion, four hundred thirty-one million, one hundred forty-three thousand, one hundred eleven".