132928765 has 8 divisors (see below), whose sum is σ = 163405368. Its totient is φ = 103749120.

The previous prime is 132928759. The next prime is 132928777. The reversal of 132928765 is 567829231.

It can be written as a sum of positive squares in 4 ways, for example, as 5080516 + 127848249 = 2254^2 + 11307^2 .

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

It is not a de Polignac number, because 132928765 - 2¹⁹ = 132404477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324012 + ... + 324421.

It is an arithmetic number, because the mean of its divisors is an integer number (20425671).

Almost surely, 2^132928765 is an apocalyptic number.

It is an amenable number.

132928765 is a deficient number, since it is larger than the sum of its proper divisors (30476603).

132928765 is an equidigital number, since it uses as much as digits as its factorization.

132928765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648479.

The product of its digits is 181440, while the sum is 43.

The square root of 132928765 is about 11529.4737520843. The cubic root of 132928765 is about 510.3557238877.

The spelling of 132928765 in words is "one hundred thirty-two million, nine hundred twenty-eight thousand, seven hundred sixty-five".