132444321 has 8 divisors (see below), whose sum is σ = 179585760. Its totient is φ = 86799552.

The previous prime is 132444317. The next prime is 132444329. The reversal of 132444321 is 123444231.

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

It is not a de Polignac number, because 132444321 - 2² = 132444317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132444291 and 132444300.

It is not an unprimeable number, because it can be changed into a prime (132444329) 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, 373960 + ... + 374313.

It is an arithmetic number, because the mean of its divisors is an integer number (22448220).

Almost surely, 2^132444321 is an apocalyptic number.

It is an amenable number.

132444321 is a deficient number, since it is larger than the sum of its proper divisors (47141439).

132444321 is an equidigital number, since it uses as much as digits as its factorization.

132444321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748335.

The product of its digits is 2304, while the sum is 24.

The square root of 132444321 is about 11508.4456378783. The cubic root of 132444321 is about 509.7349911152.

Adding to 132444321 its reverse (123444231), we get a palindrome (255888552).

The spelling of 132444321 in words is "one hundred thirty-two million, four hundred forty-four thousand, three hundred twenty-one".