132724009 has 8 divisors (see below), whose sum is σ = 146417760. Its totient is φ = 119301600.

The previous prime is 132724003. The next prime is 132724013. The reversal of 132724009 is 900427231.

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

It is not a de Polignac number, because 132724009 - 2⁹ = 132723497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132724003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66807 + ... + 68764.

It is an arithmetic number, because the mean of its divisors is an integer number (18302220).

Almost surely, 2^132724009 is an apocalyptic number.

It is an amenable number.

132724009 is a deficient number, since it is larger than the sum of its proper divisors (13693751).

132724009 is a wasteful number, since it uses less digits than its factorization.

132724009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135671.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 132724009 is about 11520.5906532608. The cubic root of 132724009 is about 510.0935481350.

The spelling of 132724009 in words is "one hundred thirty-two million, seven hundred twenty-four thousand, nine".