132684457 has 4 divisors (see below), whose sum is σ = 134052436. Its totient is φ = 131316480.

The previous prime is 132684449. The next prime is 132684511. The reversal of 132684457 is 754486231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 93296281 + 39388176 = 9659^2 + 6276^2 .

It is a cyclic number.

It is not a de Polignac number, because 132684457 - 2³ = 132684449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132984457) 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, 683844 + ... + 684037.

It is an arithmetic number, because the mean of its divisors is an integer number (33513109).

Almost surely, 2^132684457 is an apocalyptic number.

It is an amenable number.

132684457 is a deficient number, since it is larger than the sum of its proper divisors (1367979).

132684457 is an equidigital number, since it uses as much as digits as its factorization.

132684457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367978.

The product of its digits is 161280, while the sum is 40.

The square root of 132684457 is about 11518.8739467016. The cubic root of 132684457 is about 510.0428734943.

The spelling of 132684457 in words is "one hundred thirty-two million, six hundred eighty-four thousand, four hundred fifty-seven".