123451324343 has 8 divisors (see below), whose sum is σ = 123560939520. Its totient is φ = 123341752800.

The previous prime is 123451324303. The next prime is 123451324349. The reversal of 123451324343 is 343423154321.

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 123451324343 - 2⁶ = 123451324279 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 (123451324349) 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, 8167493 + ... + 8182593.

It is an arithmetic number, because the mean of its divisors is an integer number (15445117440).

Almost surely, 2^123451324343 is an apocalyptic number.

123451324343 is a deficient number, since it is larger than the sum of its proper divisors (109615177).

123451324343 is a wasteful number, since it uses less digits than its factorization.

123451324343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21817.

The product of its digits is 103680, while the sum is 35.

Adding to 123451324343 its reverse (343423154321), we get a palindrome (466874478664).

The spelling of 123451324343 in words is "one hundred twenty-three billion, four hundred fifty-one million, three hundred twenty-four thousand, three hundred forty-three".