123745204 has 24 divisors (see below), whose sum is σ = 244389600. Its totient is φ = 54307680.

The previous prime is 123745189. The next prime is 123745213. The reversal of 123745204 is 402547321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47214 + ... + 49765.

It is an arithmetic number, because the mean of its divisors is an integer number (10182900).

Almost surely, 2^123745204 is an apocalyptic number.

It is an amenable number.

123745204 is a deficient number, since it is larger than the sum of its proper divisors (120644396).

123745204 is a wasteful number, since it uses less digits than its factorization.

123745204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97023 (or 97021 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 123745204 is about 11124.0821643855. The cubic root of 123745204 is about 498.3213089669.

It can be divided in two parts, 12374 and 5204, that added together give a triangular number (17578 = T₁₈₇).

The spelling of 123745204 in words is "one hundred twenty-three million, seven hundred forty-five thousand, two hundred four".