132321331 has 4 divisors (see below), whose sum is σ = 132531664. Its totient is φ = 132111000.

The previous prime is 132321311. The next prime is 132321341. The reversal of 132321331 is 133123231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133123231 = 397 ⋅335323.

It is a cyclic number.

It is not a de Polignac number, because 132321331 - 2¹⁷ = 132190259 is a prime.

It is a super-2 number, since 2×132321331² = 35017869275223122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132321299 and 132321308.

It is not an unprimeable number, because it can be changed into a prime (132321311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104220 + ... + 105481.

It is an arithmetic number, because the mean of its divisors is an integer number (33132916).

Almost surely, 2^132321331 is an apocalyptic number.

132321331 is a deficient number, since it is larger than the sum of its proper divisors (210333).

132321331 is an equidigital number, since it uses as much as digits as its factorization.

132321331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210332.

The product of its digits is 324, while the sum is 19.

The square root of 132321331 is about 11503.1009297493. The cubic root of 132321331 is about 509.5771594522.

Adding to 132321331 its reverse (133123231), we get a palindrome (265444562).

The spelling of 132321331 in words is "one hundred thirty-two million, three hundred twenty-one thousand, three hundred thirty-one".