132421215 has 16 divisors (see below), whose sum is σ = 212018688. Its totient is φ = 70576416.

The previous prime is 132421207. The next prime is 132421259. The reversal of 132421215 is 512124231.

It is not a de Polignac number, because 132421215 - 2³ = 132421207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132421191 and 132421200.

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 in 15 ways as a sum of consecutive naturals, for example, 35782 + ... + 39308.

It is an arithmetic number, because the mean of its divisors is an integer number (13251168).

Almost surely, 2^132421215 is an apocalyptic number.

132421215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

132421215 is a deficient number, since it is larger than the sum of its proper divisors (79597473).

132421215 is a wasteful number, since it uses less digits than its factorization.

132421215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6038.

The product of its digits is 480, while the sum is 21.

The square root of 132421215 is about 11507.4417226419. The cubic root of 132421215 is about 509.7053469054.

Adding to 132421215 its reverse (512124231), we get a palindrome (644545446).

The spelling of 132421215 in words is "one hundred thirty-two million, four hundred twenty-one thousand, two hundred fifteen".