123852173 has 4 divisors (see below), whose sum is σ = 124312860. Its totient is φ = 123391488.

The previous prime is 123852167. The next prime is 123852221. The reversal of 123852173 is 371258321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10259209 + 113592964 = 3203^2 + 10658^2 .

It is a cyclic number.

It is not a de Polignac number, because 123852173 - 2⁶ = 123852109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123852373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229940 + ... + 230477.

It is an arithmetic number, because the mean of its divisors is an integer number (31078215).

Almost surely, 2^123852173 is an apocalyptic number.

It is an amenable number.

123852173 is a deficient number, since it is larger than the sum of its proper divisors (460687).

123852173 is an equidigital number, since it uses as much as digits as its factorization.

123852173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460686.

The product of its digits is 10080, while the sum is 32.

The square root of 123852173 is about 11128.8891179668. The cubic root of 123852173 is about 498.4648554864.

The spelling of 123852173 in words is "one hundred twenty-three million, eight hundred fifty-two thousand, one hundred seventy-three".