2134403 has 4 divisors (see below), whose sum is σ = 2246760. Its totient is φ = 2022048.

The previous prime is 2134399. The next prime is 2134409. The reversal of 2134403 is 3044312.

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 2134403 - 2² = 2134399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2134409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56150 + ... + 56187.

It is an arithmetic number, because the mean of its divisors is an integer number (561690).

2^2134403 is an apocalyptic number.

2134403 is a deficient number, since it is larger than the sum of its proper divisors (112357).

2134403 is a wasteful number, since it uses less digits than its factorization.

2134403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112356.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2134403 is about 1460.9596161428. The cubic root of 2134403 is about 128.7534300151.

Adding to 2134403 its reverse (3044312), we get a palindrome (5178715).

Subtracting 2134403 from its reverse (3044312), we obtain a palindrome (909909).

The spelling of 2134403 in words is "two million, one hundred thirty-four thousand, four hundred three".