132781354 has 8 divisors (see below), whose sum is σ = 199265220. Its totient is φ = 66359616.

The previous prime is 132781351. The next prime is 132781391. The reversal of 132781354 is 453187231.

It can be written as a sum of positive squares in 2 ways, for example, as 108722329 + 24059025 = 10427^2 + 4905^2 .

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 (132781351) 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, 9759 + ... + 18994.

Almost surely, 2^132781354 is an apocalyptic number.

132781354 is a deficient number, since it is larger than the sum of its proper divisors (66483866).

132781354 is a wasteful number, since it uses less digits than its factorization.

132781354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31064.

The product of its digits is 20160, while the sum is 34.

The square root of 132781354 is about 11523.0791891751. The cubic root of 132781354 is about 510.1670015691.

The spelling of 132781354 in words is "one hundred thirty-two million, seven hundred eighty-one thousand, three hundred fifty-four".