132681506 has 8 divisors (see below), whose sum is σ = 199088064. Its totient is φ = 66318820.

The previous prime is 132681499. The next prime is 132681509. The reversal of 132681506 is 605186231.

It is a happy number.

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 (132681509) 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, 1910 + ... + 16401.

It is an arithmetic number, because the mean of its divisors is an integer number (24886008).

Almost surely, 2^132681506 is an apocalyptic number.

132681506 is a deficient number, since it is larger than the sum of its proper divisors (66406558).

132681506 is a wasteful number, since it uses less digits than its factorization.

132681506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21936.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 132681506 is about 11518.7458518712. The cubic root of 132681506 is about 510.0390922232.

The spelling of 132681506 in words is "one hundred thirty-two million, six hundred eighty-one thousand, five hundred six".