132645804 has 12 divisors (see below), whose sum is σ = 309506904. Its totient is φ = 44215264.

The previous prime is 132645791. The next prime is 132645809. The reversal of 132645804 is 408546231.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (132645809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5526897 + ... + 5526920.

It is an arithmetic number, because the mean of its divisors is an integer number (25792242).

Almost surely, 2^132645804 is an apocalyptic number.

It is an amenable number.

132645804 is an abundant number, since it is smaller than the sum of its proper divisors (176861100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132645804 is a wasteful number, since it uses less digits than its factorization.

132645804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11053824 (or 11053822 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 132645804 is about 11517.1960129191. The cubic root of 132645804 is about 509.9933409357.

The spelling of 132645804 in words is "one hundred thirty-two million, six hundred forty-five thousand, eight hundred four".