123134403204 has 48 divisors (see below), whose sum is σ = 320857891200. Its totient is φ = 40836444768.

The previous prime is 123134403167. The next prime is 123134403221. The reversal of 123134403204 is 402304431321.

123134403204 is a `hidden beast` number, since 1 + 2 + 3 + 13 + 440 + 3 + 204 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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, 2872464 + ... + 2915015.

It is an arithmetic number, because the mean of its divisors is an integer number (6684539400).

Almost surely, 2^123134403204 is an apocalyptic number.

It is an amenable number.

123134403204 is an abundant number, since it is smaller than the sum of its proper divisors (197723487996).

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

123134403204 is a wasteful number, since it uses less digits than its factorization.

123134403204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5787689 (or 5787681 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 123134403204 its reverse (402304431321), we get a palindrome (525438834525).

The spelling of 123134403204 in words is "one hundred twenty-three billion, one hundred thirty-four million, four hundred three thousand, two hundred four".