132781142 has 8 divisors (see below), whose sum is σ = 214492656. Its totient is φ = 61283592.

The previous prime is 132781109. The next prime is 132781163. The reversal of 132781142 is 241187231.

132781142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2553458 + ... + 2553509.

It is an arithmetic number, because the mean of its divisors is an integer number (26811582).

Almost surely, 2^132781142 is an apocalyptic number.

132781142 is a deficient number, since it is larger than the sum of its proper divisors (81711514).

132781142 is a wasteful number, since it uses less digits than its factorization.

132781142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5106982.

The product of its digits is 2688, while the sum is 29.

The square root of 132781142 is about 11523.0699902413. The cubic root of 132781142 is about 510.1667300564.

The spelling of 132781142 in words is "one hundred thirty-two million, seven hundred eighty-one thousand, one hundred forty-two".