132240423 has 8 divisors (see below), whose sum is σ = 201509248. Its totient is φ = 75565944.

The previous prime is 132240421. The next prime is 132240461. The reversal of 132240423 is 324042231.

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

It is not a de Polignac number, because 132240423 - 2¹ = 132240421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 6297163 = 132240423 / (1 + 3 + 2 + 2 + 4 + 0 + 4 + 2 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132240423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132240421) 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, 3148561 + ... + 3148602.

It is an arithmetic number, because the mean of its divisors is an integer number (25188656).

Almost surely, 2^132240423 is an apocalyptic number.

132240423 is a deficient number, since it is larger than the sum of its proper divisors (69268825).

132240423 is an equidigital number, since it uses as much as digits as its factorization.

132240423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6297173.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 132240423 is about 11499.5836011570. The cubic root of 132240423 is about 509.4732778017.

Adding to 132240423 its reverse (324042231), we get a palindrome (456282654).

The spelling of 132240423 in words is "one hundred thirty-two million, two hundred forty thousand, four hundred twenty-three".