132791217 has 16 divisors (see below), whose sum is σ = 190881600. Its totient is φ = 81628992.

The previous prime is 132791207. The next prime is 132791221. The reversal of 132791217 is 712197231.

It is not a de Polignac number, because 132791217 - 2⁴ = 132791201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (132791207) 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 15 ways as a sum of consecutive naturals, for example, 67159 + ... + 69107.

It is an arithmetic number, because the mean of its divisors is an integer number (11930100).

Almost surely, 2^132791217 is an apocalyptic number.

It is an amenable number.

132791217 is a deficient number, since it is larger than the sum of its proper divisors (58090383).

132791217 is a wasteful number, since it uses less digits than its factorization.

132791217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712.

The product of its digits is 5292, while the sum is 33.

The square root of 132791217 is about 11523.5071484336. The cubic root of 132791217 is about 510.1796329926.

The spelling of 132791217 in words is "one hundred thirty-two million, seven hundred ninety-one thousand, two hundred seventeen".