12343001234 has 4 divisors (see below), whose sum is σ = 18514501854. Its totient is φ = 6171500616.

The previous prime is 12343001227. The next prime is 12343001243. The reversal of 12343001234 is 43210034321.

12343001234 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, and also an emirpimes, since its reverse is a distinct semiprime: 43210034321 = 154321 ⋅280001.

It can be written as a sum of positive squares in only one way, i.e., 12310568209 + 32433025 = 110953^2 + 5695^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3085750307 + ... + 3085750310.

Almost surely, 2^12343001234 is an apocalyptic number.

12343001234 is a deficient number, since it is larger than the sum of its proper divisors (6171500620).

12343001234 is an equidigital number, since it uses as much as digits as its factorization.

12343001234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6171500619.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12343001234 its reverse (43210034321), we get a palindrome (55553035555).

The spelling of 12343001234 in words is "twelve billion, three hundred forty-three million, one thousand, two hundred thirty-four".