123343413 has 4 divisors (see below), whose sum is σ = 164457888. Its totient is φ = 82228940.

The previous prime is 123343399. The next prime is 123343417. The reversal of 123343413 is 314343321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 314343321 = 3 ⋅104781107.

It is a cyclic number.

It is not a de Polignac number, because 123343413 - 2¹⁶ = 123277877 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123343417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20557233 + ... + 20557238.

It is an arithmetic number, because the mean of its divisors is an integer number (41114472).

Almost surely, 2^123343413 is an apocalyptic number.

It is an amenable number.

123343413 is a deficient number, since it is larger than the sum of its proper divisors (41114475).

123343413 is an equidigital number, since it uses as much as digits as its factorization.

123343413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41114474.

The product of its digits is 2592, while the sum is 24.

The square root of 123343413 is about 11106.0079686627. The cubic root of 123343413 is about 497.7813874104.

Adding to 123343413 its reverse (314343321), we get a palindrome (437686734).

The spelling of 123343413 in words is "one hundred twenty-three million, three hundred forty-three thousand, four hundred thirteen".