132865603 has 12 divisors (see below), whose sum is σ = 144211320. Its totient is φ = 122356416.

The previous prime is 132865589. The next prime is 132865619. The reversal of 132865603 is 306568231.

It is not a de Polignac number, because 132865603 - 2¹⁷ = 132734531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132865633) 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 11 ways as a sum of consecutive naturals, for example, 110775 + ... + 111967.

It is an arithmetic number, because the mean of its divisors is an integer number (12017610).

Almost surely, 2^132865603 is an apocalyptic number.

132865603 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

132865603 is a deficient number, since it is larger than the sum of its proper divisors (11345717).

132865603 is a wasteful number, since it uses less digits than its factorization.

132865603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878 (or 1865 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 132865603 is about 11526.7342729847. The cubic root of 132865603 is about 510.2748780925.

The spelling of 132865603 in words is "one hundred thirty-two million, eight hundred sixty-five thousand, six hundred three".