1234343203 has 4 divisors (see below), whose sum is σ = 1251252088. Its totient is φ = 1217434320.

The previous prime is 1234343147. The next prime is 1234343207. The reversal of 1234343203 is 3023434321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3023434321 = 49807 ⋅60703.

It is a cyclic number.

It is not a de Polignac number, because 1234343203 - 2²¹ = 1232246051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234343207) 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 3 ways as a sum of consecutive naturals, for example, 8454333 + ... + 8454478.

It is an arithmetic number, because the mean of its divisors is an integer number (312813022).

Almost surely, 2^1234343203 is an apocalyptic number.

1234343203 is a deficient number, since it is larger than the sum of its proper divisors (16908885).

1234343203 is an equidigital number, since it uses as much as digits as its factorization.

1234343203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16908884.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 1234343203 is about 35133.2207888773. The cubic root of 1234343203 is about 1072.7008958182.

Adding to 1234343203 its reverse (3023434321), we get a palindrome (4257777524).

The spelling of 1234343203 in words is "one billion, two hundred thirty-four million, three hundred forty-three thousand, two hundred three".