132509644 has 12 divisors (see below), whose sum is σ = 233662968. Its totient is φ = 65748800.

The previous prime is 132509639. The next prime is 132509651. The reversal of 132509644 is 446905231.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125917 + ... + 126964.

It is an arithmetic number, because the mean of its divisors is an integer number (19471914).

Almost surely, 2^132509644 is an apocalyptic number.

It is an amenable number.

132509644 is a deficient number, since it is larger than the sum of its proper divisors (101153324).

132509644 is a wasteful number, since it uses less digits than its factorization.

132509644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253016 (or 253014 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 132509644 is about 11511.2833341900. The cubic root of 132509644 is about 509.8187796482.

The spelling of 132509644 in words is "one hundred thirty-two million, five hundred nine thousand, six hundred forty-four".