2133343 has 4 divisors (see below), whose sum is σ = 2140600. Its totient is φ = 2126088.

The previous prime is 2133331. The next prime is 2133361. The reversal of 2133343 is 3433312.

2133343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2133343 - 2⁵ = 2133311 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 1 + 3⁶ + 3⁸ + 3¹² + 4⁴ + 3¹³ .

It is a Duffinian number.

2133343 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2133343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3168 + ... + 3781.

It is an arithmetic number, because the mean of its divisors is an integer number (535150).

2^2133343 is an apocalyptic number.

2133343 is a deficient number, since it is larger than the sum of its proper divisors (7257).

2133343 is an equidigital number, since it uses as much as digits as its factorization.

2133343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7256.

The product of its digits is 648, while the sum is 19.

The square root of 2133343 is about 1460.5967958338. The cubic root of 2133343 is about 128.7321123860.

Adding to 2133343 its reverse (3433312), we get a palindrome (5566655).

The spelling of 2133343 in words is "two million, one hundred thirty-three thousand, three hundred forty-three".