132688971 has 6 divisors (see below), whose sum is σ = 191661860. Its totient is φ = 88459308.

The previous prime is 132688967. The next prime is 132688981. The reversal of 132688971 is 179886231.

It is not a de Polignac number, because 132688971 - 2² = 132688967 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132688921) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7371601 + ... + 7371618.

Almost surely, 2^132688971 is an apocalyptic number.

132688971 is a deficient number, since it is larger than the sum of its proper divisors (58972889).

132688971 is a wasteful number, since it uses less digits than its factorization.

132688971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14743225 (or 14743222 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 132688971 is about 11519.0698843266. The cubic root of 132688971 is about 510.0486574107.

The spelling of 132688971 in words is "one hundred thirty-two million, six hundred eighty-eight thousand, nine hundred seventy-one".