131328133 has 16 divisors (see below), whose sum is σ = 143640000. Its totient is φ = 119636352.

The previous prime is 131328103. The next prime is 131328139. The reversal of 131328133 is 331823131.

It is a cyclic number.

It is not a de Polignac number, because 131328133 - 2⁵ = 131328101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131328098 and 131328107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131328139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61518 + ... + 63616.

It is an arithmetic number, because the mean of its divisors is an integer number (8977500).

Almost surely, 2^131328133 is an apocalyptic number.

It is an amenable number.

131328133 is a deficient number, since it is larger than the sum of its proper divisors (12311867).

131328133 is a wasteful number, since it uses less digits than its factorization.

131328133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244.

The product of its digits is 1296, while the sum is 25.

The square root of 131328133 is about 11459.8487337312. The cubic root of 131328133 is about 508.2990017006.

The spelling of 131328133 in words is "one hundred thirty-one million, three hundred twenty-eight thousand, one hundred thirty-three".