123125204 has 12 divisors (see below), whose sum is σ = 217691124. Its totient is φ = 60927744.

The previous prime is 123125179. The next prime is 123125207. The reversal of 123125204 is 402521321.

It can be written as a sum of positive squares in 2 ways, for example, as 69689104 + 53436100 = 8348^2 + 7310^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123125207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158279 + ... + 159054.

It is an arithmetic number, because the mean of its divisors is an integer number (18140927).

Almost surely, 2^123125204 is an apocalyptic number.

It is an amenable number.

123125204 is a deficient number, since it is larger than the sum of its proper divisors (94565920).

123125204 is a wasteful number, since it uses less digits than its factorization.

123125204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317434 (or 317432 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 123125204 is about 11096.1797029428. The cubic root of 123125204 is about 497.4876695344.

Adding to 123125204 its reverse (402521321), we get a palindrome (525646525).

The spelling of 123125204 in words is "one hundred twenty-three million, one hundred twenty-five thousand, two hundred four".