132565406 has 4 divisors (see below), whose sum is σ = 198848112. Its totient is φ = 66282702.

The previous prime is 132565379. The next prime is 132565441. The reversal of 132565406 is 604565231.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33141350 + ... + 33141353.

It is an arithmetic number, because the mean of its divisors is an integer number (49712028).

Almost surely, 2^132565406 is an apocalyptic number.

132565406 is a deficient number, since it is larger than the sum of its proper divisors (66282706).

132565406 is an equidigital number, since it uses as much as digits as its factorization.

132565406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66282705.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 132565406 is about 11513.7051377912. The cubic root of 132565406 is about 509.8902826904.

The spelling of 132565406 in words is "one hundred thirty-two million, five hundred sixty-five thousand, four hundred six".