1234340323 has 4 divisors (see below), whose sum is σ = 1237358680. Its totient is φ = 1231321968.

The previous prime is 1234340297. The next prime is 1234340329. The reversal of 1234340323 is 3230434321.

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 1234340323 - 2²⁵ = 1200785891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234340329) 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, 1508565 + ... + 1509382.

It is an arithmetic number, because the mean of its divisors is an integer number (309339670).

Almost surely, 2^1234340323 is an apocalyptic number.

1234340323 is a deficient number, since it is larger than the sum of its proper divisors (3018357).

1234340323 is an equidigital number, since it uses as much as digits as its factorization.

1234340323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3018356.

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

The square root of 1234340323 is about 35133.1798020048. The cubic root of 1234340323 is about 1072.7000615335.

Adding to 1234340323 its reverse (3230434321), we get a palindrome (4464774644).

The spelling of 1234340323 in words is "one billion, two hundred thirty-four million, three hundred forty thousand, three hundred twenty-three".