132156321 has 32 divisors (see below), whose sum is σ = 202383360. Its totient is φ = 76559120.

The previous prime is 132156319. The next prime is 132156331. The reversal of 132156321 is 123651231.

It is not a de Polignac number, because 132156321 - 2¹ = 132156319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132156291 and 132156300.

It is not an unprimeable number, because it can be changed into a prime (132156301) 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 31 ways as a sum of consecutive naturals, for example, 91120 + ... + 92558.

It is an arithmetic number, because the mean of its divisors is an integer number (6324480).

Almost surely, 2^132156321 is an apocalyptic number.

132156321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

132156321 is a deficient number, since it is larger than the sum of its proper divisors (70227039).

132156321 is a wasteful number, since it uses less digits than its factorization.

132156321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498 (or 1476 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

The square root of 132156321 is about 11495.9262784693. The cubic root of 132156321 is about 509.3652502983.

The spelling of 132156321 in words is "one hundred thirty-two million, one hundred fifty-six thousand, three hundred twenty-one".