12453351223 has 16 divisors (see below), whose sum is σ = 12888113472. Its totient is φ = 12026560000.

The previous prime is 12453351221. The next prime is 12453351233. The reversal of 12453351223 is 32215335421.

It is a cyclic number.

It is not a de Polignac number, because 12453351223 - 2¹ = 12453351221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12453351221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2635503 + ... + 2640223.

It is an arithmetic number, because the mean of its divisors is an integer number (805507092).

Almost surely, 2^12453351223 is an apocalyptic number.

12453351223 is a deficient number, since it is larger than the sum of its proper divisors (434762249).

12453351223 is an equidigital number, since it uses as much as digits as its factorization.

12453351223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5546.

The product of its digits is 21600, while the sum is 31.

Adding to 12453351223 its reverse (32215335421), we get a palindrome (44668686644).

The spelling of 12453351223 in words is "twelve billion, four hundred fifty-three million, three hundred fifty-one thousand, two hundred twenty-three".