123034604 has 48 divisors (see below), whose sum is σ = 275014656. Its totient is φ = 46761600.

The previous prime is 123034603. The next prime is 123034607. The reversal of 123034604 is 406430321.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 123034604.

It is not an unprimeable number, because it can be changed into a prime (123034603) 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 15 ways as a sum of consecutive naturals, for example, 7757 + ... + 17499.

It is an arithmetic number, because the mean of its divisors is an integer number (5729472).

Almost surely, 2^123034604 is an apocalyptic number.

123034604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123034604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137507328).

123034604 is an abundant number, since it is smaller than the sum of its proper divisors (151980052).

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

123034604 is a wasteful number, since it uses less digits than its factorization.

123034604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9806 (or 9804 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 123034604 is about 11092.0964655019. The cubic root of 123034604 is about 497.3656164231.

Adding to 123034604 its reverse (406430321), we get a palindrome (529464925).

The spelling of 123034604 in words is "one hundred twenty-three million, thirty-four thousand, six hundred four".