132445 has 4 divisors (see below), whose sum is σ = 158940. Its totient is φ = 105952.

The previous prime is 132439. The next prime is 132469. The reversal of 132445 is 544231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38809 + 93636 = 197^2 + 306^2 .

It is a cyclic number.

It is not a de Polignac number, because 132445 - 2³ = 132437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13240 + ... + 13249.

It is an arithmetic number, because the mean of its divisors is an integer number (39735).

2¹³²⁴⁴⁵ is an apocalyptic number.

It is an amenable number.

132445 is a deficient number, since it is larger than the sum of its proper divisors (26495).

132445 is an equidigital number, since it uses as much as digits as its factorization.

132445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26494.

The product of its digits is 480, while the sum is 19.

The square root of 132445 is about 363.9299383123. The cubic root of 132445 is about 50.9735862197.

Adding to 132445 its reverse (544231), we get a palindrome (676676).

It can be divided in two parts, 1324 and 45, that added together give a square (1369 = 37²).

The spelling of 132445 in words is "one hundred thirty-two thousand, four hundred forty-five".