132170138 has 8 divisors (see below), whose sum is σ = 209917332. Its totient is φ = 62197696.

The previous prime is 132170131. The next prime is 132170147. The reversal of 132170138 is 831071231.

It can be written as a sum of positive squares in 2 ways, for example, as 105616729 + 26553409 = 10277^2 + 5153^2 .

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

It is not an unprimeable number, because it can be changed into a prime (132170131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1943645 + ... + 1943712.

Almost surely, 2^132170138 is an apocalyptic number.

132170138 is a deficient number, since it is larger than the sum of its proper divisors (77747194).

132170138 is a wasteful number, since it uses less digits than its factorization.

132170138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3887376.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 132170138 is about 11496.5272147723. The cubic root of 132170138 is about 509.3830011314.

The spelling of 132170138 in words is "one hundred thirty-two million, one hundred seventy thousand, one hundred thirty-eight".