131858042111 has 16 divisors (see below), whose sum is σ = 135529054848. Its totient is φ = 128235744000.

The previous prime is 131858042083. The next prime is 131858042143. The reversal of 131858042111 is 111240858131.

It is a cyclic number.

It is not a de Polignac number, because 131858042111 - 2³⁰ = 130784300287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131858042011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2806211 + ... + 2852811.

It is an arithmetic number, because the mean of its divisors is an integer number (8470565928).

Almost surely, 2^131858042111 is an apocalyptic number.

131858042111 is a deficient number, since it is larger than the sum of its proper divisors (3671012737).

131858042111 is a wasteful number, since it uses less digits than its factorization.

131858042111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47122.

The product of its (nonzero) digits is 7680, while the sum is 35.

The spelling of 131858042111 in words is "one hundred thirty-one billion, eight hundred fifty-eight million, forty-two thousand, one hundred eleven".