123045606 has 24 divisors (see below), whose sum is σ = 267987720. Its totient is φ = 40801536.

The previous prime is 123045599. The next prime is 123045617. The reversal of 123045606 is 606540321.

123045606 is a `hidden beast` number, since 12 + 3 + 0 + 45 + 606 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 123045606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14236 + ... + 21183.

It is an arithmetic number, because the mean of its divisors is an integer number (11166155).

Almost surely, 2^123045606 is an apocalyptic number.

123045606 is an abundant number, since it is smaller than the sum of its proper divisors (144942114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123045606 is a wasteful number, since it uses less digits than its factorization.

123045606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35620 (or 35617 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 123045606 is about 11092.5923931243. The cubic root of 123045606 is about 497.3804411234.

Adding to 123045606 its reverse (606540321), we get a palindrome (729585927).

The spelling of 123045606 in words is "one hundred twenty-three million, forty-five thousand, six hundred six".