132240142 has 4 divisors (see below), whose sum is σ = 198360216. Its totient is φ = 66120070.

The previous prime is 132240139. The next prime is 132240149. The reversal of 132240142 is 241042231.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132240149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33060034 + ... + 33060037.

It is an arithmetic number, because the mean of its divisors is an integer number (49590054).

Almost surely, 2^132240142 is an apocalyptic number.

132240142 is a deficient number, since it is larger than the sum of its proper divisors (66120074).

132240142 is an equidigital number, since it uses as much as digits as its factorization.

132240142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66120073.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 132240142 is about 11499.5713833169. The cubic root of 132240142 is about 509.4729169385.

Adding to 132240142 its reverse (241042231), we get a palindrome (373282373).

The spelling of 132240142 in words is "one hundred thirty-two million, two hundred forty thousand, one hundred forty-two".