132656815 has 16 divisors (see below), whose sum is σ = 161314560. Its totient is φ = 104716800.

The previous prime is 132656809. The next prime is 132656819. The reversal of 132656815 is 518656231.

It is not a de Polignac number, because 132656815 - 2¹³ = 132648623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132656819) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 218242 + ... + 218848.

It is an arithmetic number, because the mean of its divisors is an integer number (10082160).

Almost surely, 2^132656815 is an apocalyptic number.

132656815 is a deficient number, since it is larger than the sum of its proper divisors (28657745).

132656815 is a wasteful number, since it uses less digits than its factorization.

132656815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122.

The product of its digits is 43200, while the sum is 37.

The square root of 132656815 is about 11517.6740273373. The cubic root of 132656815 is about 510.0074521531.

The spelling of 132656815 in words is "one hundred thirty-two million, six hundred fifty-six thousand, eight hundred fifteen".