132781274 has 8 divisors (see below), whose sum is σ = 199352640. Its totient is φ = 66330396.

The previous prime is 132781273. The next prime is 132781283. The reversal of 132781274 is 472187231.

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

It is not an unprimeable number, because it can be changed into a prime (132781273) 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, 27314 + ... + 31805.

It is an arithmetic number, because the mean of its divisors is an integer number (24919080).

Almost surely, 2^132781274 is an apocalyptic number.

132781274 is a deficient number, since it is larger than the sum of its proper divisors (66571366).

132781274 is a wasteful number, since it uses less digits than its factorization.

132781274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60244.

The product of its digits is 18816, while the sum is 35.

The square root of 132781274 is about 11523.0757178802. The cubic root of 132781274 is about 510.1668991115.

The spelling of 132781274 in words is "one hundred thirty-two million, seven hundred eighty-one thousand, two hundred seventy-four".