132257665 has 16 divisors (see below), whose sum is σ = 162684288. Its totient is φ = 103188096.

The previous prime is 132257663. The next prime is 132257681. The reversal of 132257665 is 566752231.

It is a cyclic number.

It is not a de Polignac number, because 132257665 - 2¹ = 132257663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132257663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32589 + ... + 36421.

It is an arithmetic number, because the mean of its divisors is an integer number (10167768).

Almost surely, 2^132257665 is an apocalyptic number.

It is an amenable number.

132257665 is a deficient number, since it is larger than the sum of its proper divisors (30426623).

132257665 is a wasteful number, since it uses less digits than its factorization.

132257665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4008.

The product of its digits is 75600, while the sum is 37.

The square root of 132257665 is about 11500.3332560409. Note that the first 3 decimals coincide. The cubic root of 132257665 is about 509.4954191820.

The spelling of 132257665 in words is "one hundred thirty-two million, two hundred fifty-seven thousand, six hundred sixty-five".