123453235223 has 8 divisors (see below), whose sum is σ = 124401243120. Its totient is φ = 122507274240.

The previous prime is 123453235121. The next prime is 123453235229. The reversal of 123453235223 is 322532354321.

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

It is a cyclic number.

It is not a de Polignac number, because 123453235223 - 2²⁰ = 123452186647 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 (123453235229) 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 7 ways as a sum of consecutive naturals, for example, 390533 + ... + 631998.

It is an arithmetic number, because the mean of its divisors is an integer number (15550155390).

Almost surely, 2^123453235223 is an apocalyptic number.

123453235223 is a deficient number, since it is larger than the sum of its proper divisors (948007897).

123453235223 is a wasteful number, since it uses less digits than its factorization.

123453235223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023457.

The product of its digits is 129600, while the sum is 35.

Adding to 123453235223 its reverse (322532354321), we get a palindrome (445985589544).

The spelling of 123453235223 in words is "one hundred twenty-three billion, four hundred fifty-three million, two hundred thirty-five thousand, two hundred twenty-three".