131426133 has 8 divisors (see below), whose sum is σ = 185542848. Its totient is φ = 82463424.

The previous prime is 131426129. The next prime is 131426179. The reversal of 131426133 is 331624131.

It is a happy number.

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

It is not a de Polignac number, because 131426133 - 2² = 131426129 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131422133) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1288441 + ... + 1288542.

It is an arithmetic number, because the mean of its divisors is an integer number (23192856).

Almost surely, 2^131426133 is an apocalyptic number.

It is an amenable number.

131426133 is a deficient number, since it is larger than the sum of its proper divisors (54116715).

131426133 is a wasteful number, since it uses less digits than its factorization.

131426133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577003.

The product of its digits is 1296, while the sum is 24.

The square root of 131426133 is about 11464.1237345032. The cubic root of 131426133 is about 508.4254049715.

The spelling of 131426133 in words is "one hundred thirty-one million, four hundred twenty-six thousand, one hundred thirty-three".