123443343 has 12 divisors (see below), whose sum is σ = 184455960. Its totient is φ = 79457616.

The previous prime is 123443339. The next prime is 123443351. The reversal of 123443343 is 343344321.

It is not a de Polignac number, because 123443343 - 2² = 123443339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123443393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236221 + ... + 236742.

It is an arithmetic number, because the mean of its divisors is an integer number (15371330).

Almost surely, 2^123443343 is an apocalyptic number.

123443343 is a deficient number, since it is larger than the sum of its proper divisors (61012617).

123443343 is a wasteful number, since it uses less digits than its factorization.

123443343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472998 (or 472995 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 123443343 is about 11110.5059740770. The cubic root of 123443343 is about 497.9157814713.

Adding to 123443343 its reverse (343344321), we get a palindrome (466787664).

The spelling of 123443343 in words is "one hundred twenty-three million, four hundred forty-three thousand, three hundred forty-three".