132402142 has 8 divisors (see below), whose sum is σ = 199310832. Its totient is φ = 65965200.

The previous prime is 132402133. The next prime is 132402167. The reversal of 132402142 is 241204231.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117234 + ... + 118357.

It is an arithmetic number, because the mean of its divisors is an integer number (24913854).

Almost surely, 2^132402142 is an apocalyptic number.

132402142 is a deficient number, since it is larger than the sum of its proper divisors (66908690).

132402142 is a wasteful number, since it uses less digits than its factorization.

132402142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235874.

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

The square root of 132402142 is about 11506.6129682022. The cubic root of 132402142 is about 509.6808742989.

Adding to 132402142 its reverse (241204231), we get a palindrome (373606373).

The spelling of 132402142 in words is "one hundred thirty-two million, four hundred two thousand, one hundred forty-two".