131426166 has 8 divisors (see below), whose sum is σ = 262852344. Its totient is φ = 43808720.

The previous prime is 131426129. The next prime is 131426179. The reversal of 131426166 is 661624131.

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

131426166 is an admirable number.

It is a congruent number.

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, 10952175 + ... + 10952186.

It is an arithmetic number, because the mean of its divisors is an integer number (32856543).

Almost surely, 2^131426166 is an apocalyptic number.

131426166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

131426166 is a wasteful number, since it uses less digits than its factorization.

131426166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21904366.

The product of its digits is 5184, while the sum is 30.

The square root of 131426166 is about 11464.1251737758. The cubic root of 131426166 is about 508.4254475252.

The spelling of 131426166 in words is "one hundred thirty-one million, four hundred twenty-six thousand, one hundred sixty-six".