132021433 has 4 divisors (see below), whose sum is σ = 132210468. Its totient is φ = 131832400.

The previous prime is 132021431. The next prime is 132021497. The reversal of 132021433 is 334120231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 89927289 + 42094144 = 9483^2 + 6488^2 .

It is a cyclic number.

It is not a de Polignac number, because 132021433 - 2¹ = 132021431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132021433.

It is not an unprimeable number, because it can be changed into a prime (132021431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93466 + ... + 94867.

It is an arithmetic number, because the mean of its divisors is an integer number (33052617).

Almost surely, 2^132021433 is an apocalyptic number.

It is an amenable number.

132021433 is a deficient number, since it is larger than the sum of its proper divisors (189035).

132021433 is an equidigital number, since it uses as much as digits as its factorization.

132021433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189034.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 132021433 is about 11490.0580068162. The cubic root of 132021433 is about 509.1918933514.

Adding to 132021433 its reverse (334120231), we get a palindrome (466141664).

The spelling of 132021433 in words is "one hundred thirty-two million, twenty-one thousand, four hundred thirty-three".