132240233 has 4 divisors (see below), whose sum is σ = 133914240. Its totient is φ = 130566228.

The previous prime is 132240221. The next prime is 132240239. The reversal of 132240233 is 332042231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 132240233 - 2²⁴ = 115463017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132240239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 836885 + ... + 837042.

It is an arithmetic number, because the mean of its divisors is an integer number (33478560).

Almost surely, 2^132240233 is an apocalyptic number.

It is an amenable number.

132240233 is a deficient number, since it is larger than the sum of its proper divisors (1674007).

132240233 is an equidigital number, since it uses as much as digits as its factorization.

132240233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674006.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 132240233 is about 11499.5753399854. The cubic root of 132240233 is about 509.4730338017.

Adding to 132240233 its reverse (332042231), we get a palindrome (464282464).

The spelling of 132240233 in words is "one hundred thirty-two million, two hundred forty thousand, two hundred thirty-three".