132390609 has 16 divisors (see below), whose sum is σ = 191366784. Its totient is φ = 80928000.

The previous prime is 132390589. The next prime is 132390619. The reversal of 132390609 is 906093231.

It is not a de Polignac number, because 132390609 - 2²⁰ = 131342033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 132390609.

It is not an unprimeable number, because it can be changed into a prime (132390619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5352 + ... + 17129.

It is an arithmetic number, because the mean of its divisors is an integer number (11960424).

Almost surely, 2^132390609 is an apocalyptic number.

It is an amenable number.

132390609 is a deficient number, since it is larger than the sum of its proper divisors (58976175).

132390609 is a wasteful number, since it uses less digits than its factorization.

132390609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22648.

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 132390609 is about 11506.1118106857. Note that the first 3 decimals coincide. The cubic root of 132390609 is about 509.6660751421. Note that the first 3 decimals are identical.

The spelling of 132390609 in words is "one hundred thirty-two million, three hundred ninety thousand, six hundred nine".