132664445 has 8 divisors (see below), whose sum is σ = 160658520. Its totient is φ = 105157440.

The previous prime is 132664429. The next prime is 132664453. The reversal of 132664445 is 544466231.

It can be written as a sum of positive squares in 4 ways, for example, as 47637604 + 85026841 = 6902^2 + 9221^2 .

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

It is not a de Polignac number, because 132664445 - 2⁴ = 132664429 is a prime.

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, 121166 + ... + 122255.

It is an arithmetic number, because the mean of its divisors is an integer number (20082315).

Almost surely, 2^132664445 is an apocalyptic number.

It is an amenable number.

132664445 is a deficient number, since it is larger than the sum of its proper divisors (27994075).

132664445 is a wasteful number, since it uses less digits than its factorization.

132664445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243535.

The product of its digits is 69120, while the sum is 35.

The square root of 132664445 is about 11518.0052526468. The cubic root of 132664445 is about 510.0172299702.

The spelling of 132664445 in words is "one hundred thirty-two million, six hundred sixty-four thousand, four hundred forty-five".