132820003 has 4 divisors (see below), whose sum is σ = 134420328. Its totient is φ = 131219680.

The previous prime is 132820001. The next prime is 132820007. The reversal of 132820003 is 300028231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300028231 = 311 ⋅964721.

It is not a de Polignac number, because 132820003 - 2¹ = 132820001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132820001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800038 + ... + 800203.

It is an arithmetic number, because the mean of its divisors is an integer number (33605082).

Almost surely, 2^132820003 is an apocalyptic number.

132820003 is a deficient number, since it is larger than the sum of its proper divisors (1600325).

132820003 is an equidigital number, since it uses as much as digits as its factorization.

132820003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600324.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 132820003 is about 11524.7560928637. The cubic root of 132820003 is about 510.2164952947.

Adding to 132820003 its reverse (300028231), we get a palindrome (432848234).

The spelling of 132820003 in words is "one hundred thirty-two million, eight hundred twenty thousand, three".