123403323 has 16 divisors (see below), whose sum is σ = 180226080. Its totient is φ = 74758656.

The previous prime is 123403297. The next prime is 123403331. The reversal of 123403323 is 323304321.

It is not a de Polignac number, because 123403323 - 2¹⁰ = 123402299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123403323.

It is not an unprimeable number, because it can be changed into a prime (123403363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40240 + ... + 43197.

It is an arithmetic number, because the mean of its divisors is an integer number (11264130).

Almost surely, 2^123403323 is an apocalyptic number.

123403323 is a deficient number, since it is larger than the sum of its proper divisors (56822757).

123403323 is a wasteful number, since it uses less digits than its factorization.

123403323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83486.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 123403323 is about 11108.7048299971. The cubic root of 123403323 is about 497.8619680028.

Adding to 123403323 its reverse (323304321), we get a palindrome (446707644).

The spelling of 123403323 in words is "one hundred twenty-three million, four hundred three thousand, three hundred twenty-three".