12234456789 has 8 divisors (see below), whose sum is σ = 16330597920. Its totient is φ = 8147310096.

The previous prime is 12234456781. The next prime is 12234456797. The reversal of 12234456789 is 98765443221.

It is an interprime number because it is at equal distance from previous prime (12234456781) and next prime (12234456797).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12234456789 - 2³ = 12234456781 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12234456781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2245434 + ... + 2250875.

It is an arithmetic number, because the mean of its divisors is an integer number (2041324740).

Almost surely, 2^12234456789 is an apocalyptic number.

It is an amenable number.

12234456789 is a deficient number, since it is larger than the sum of its proper divisors (4096141131).

12234456789 is an equidigital number, since it uses as much as digits as its factorization.

12234456789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4497219.

The product of its digits is 2903040, while the sum is 51.

The spelling of 12234456789 in words is "twelve billion, two hundred thirty-four million, four hundred fifty-six thousand, seven hundred eighty-nine".