123003123 has 8 divisors (see below), whose sum is σ = 169659600. Its totient is φ = 79174368.

The previous prime is 123003061. The next prime is 123003217. The reversal of 123003123 is 321300321.

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

It is not a de Polignac number, because 123003123 - 2⁹ = 123002611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123003623) 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, 706828 + ... + 707001.

It is an arithmetic number, because the mean of its divisors is an integer number (21207450).

Almost surely, 2^123003123 is an apocalyptic number.

123003123 is a deficient number, since it is larger than the sum of its proper divisors (46656477).

123003123 is a wasteful number, since it uses less digits than its factorization.

123003123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413861.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 123003123 is about 11090.6773012292. The cubic root of 123003123 is about 497.3231923080.

Adding to 123003123 its reverse (321300321), we get a palindrome (444303444).

The spelling of 123003123 in words is "one hundred twenty-three million, three thousand, one hundred twenty-three".