123255123 has 8 divisors (see below), whose sum is σ = 164603136. Its totient is φ = 82038600.

The previous prime is 123255113. The next prime is 123255127. The reversal of 123255123 is 321552321.

It is a happy number.

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

It is not a de Polignac number, because 123255123 - 2⁴ = 123255107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123255093 and 123255102.

It is not an unprimeable number, because it can be changed into a prime (123255127) 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, 30663 + ... + 34448.

It is an arithmetic number, because the mean of its divisors is an integer number (20575392).

Almost surely, 2^123255123 is an apocalyptic number.

123255123 is a deficient number, since it is larger than the sum of its proper divisors (41348013).

123255123 is an equidigital number, since it uses as much as digits as its factorization.

123255123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65745.

The product of its digits is 1800, while the sum is 24.

The square root of 123255123 is about 11102.0323815056. The cubic root of 123255123 is about 497.6625873649.

The spelling of 123255123 in words is "one hundred twenty-three million, two hundred fifty-five thousand, one hundred twenty-three".