132232509 has 12 divisors (see below), whose sum is σ = 194607036. Its totient is φ = 86491392.

The previous prime is 132232501. The next prime is 132232517. The reversal of 132232509 is 905232231.

132232509 is a `hidden beast` number, since 132 + 23 + 2 + 509 = 666.

It is an interprime number because it is at equal distance from previous prime (132232501) and next prime (132232517).

It can be written as a sum of positive squares in 2 ways, for example, as 109935225 + 22297284 = 10485^2 + 4722^2 .

It is not a de Polignac number, because 132232509 - 2³ = 132232501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132232501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138132 + ... + 139085.

It is an arithmetic number, because the mean of its divisors is an integer number (16217253).

Almost surely, 2^132232509 is an apocalyptic number.

It is an amenable number.

132232509 is a deficient number, since it is larger than the sum of its proper divisors (62374527).

132232509 is a wasteful number, since it uses less digits than its factorization.

132232509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277276 (or 277273 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 132232509 is about 11499.2394965928. The cubic root of 132232509 is about 509.4631143638.

The spelling of 132232509 in words is "one hundred thirty-two million, two hundred thirty-two thousand, five hundred nine".