142040132 has 12 divisors (see below), whose sum is σ = 267691116. Its totient is φ = 65556960.

The previous prime is 142040123. The next prime is 142040153. The reversal of 142040132 is 231040241.

142040132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 25745476 + 116294656 = 5074^2 + 10784^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 142040132.

It is an unprimeable number.

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, 1365719 + ... + 1365822.

It is an arithmetic number, because the mean of its divisors is an integer number (22307593).

Almost surely, 2^142040132 is an apocalyptic number.

It is an amenable number.

142040132 is a deficient number, since it is larger than the sum of its proper divisors (125650984).

142040132 is a wasteful number, since it uses less digits than its factorization.

142040132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731558 (or 2731556 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 142040132 is about 11918.0590701674. The cubic root of 142040132 is about 521.7594885418.

Adding to 142040132 its reverse (231040241), we get a palindrome (373080373).

The spelling of 142040132 in words is "one hundred forty-two million, forty thousand, one hundred thirty-two".