132539445 has 12 divisors (see below), whose sum is σ = 229735116. Its totient is φ = 70687680.

The previous prime is 132539441. The next prime is 132539447. The reversal of 132539445 is 544935231.

It can be written as a sum of positive squares in 2 ways, for example, as 101969604 + 30569841 = 10098^2 + 5529^2 .

It is not a de Polignac number, because 132539445 - 2² = 132539441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132539441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1472616 + ... + 1472705.

It is an arithmetic number, because the mean of its divisors is an integer number (19144593).

Almost surely, 2^132539445 is an apocalyptic number.

132539445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

132539445 is a deficient number, since it is larger than the sum of its proper divisors (97195671).

132539445 is a wasteful number, since it uses less digits than its factorization.

132539445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2945332 (or 2945329 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 132539445 is about 11512.5776870343. The cubic root of 132539445 is about 509.8569956607.

The spelling of 132539445 in words is "one hundred thirty-two million, five hundred thirty-nine thousand, four hundred forty-five".