234004123 has 4 divisors (see below), whose sum is σ = 234547488. Its totient is φ = 233460760.

The previous prime is 234004087. The next prime is 234004159. The reversal of 234004123 is 321400432.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (234004087) and next prime (234004159).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234004123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 234004123.

It is not an unprimeable number, because it can be changed into a prime (234034123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271036 + ... + 271897.

It is an arithmetic number, because the mean of its divisors is an integer number (58636872).

Almost surely, 2^234004123 is an apocalyptic number.

234004123 is a deficient number, since it is larger than the sum of its proper divisors (543365).

234004123 is an equidigital number, since it uses as much as digits as its factorization.

234004123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543364.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 234004123 is about 15297.1933046556. The cubic root of 234004123 is about 616.2276339725.

Adding to 234004123 its reverse (321400432), we get a palindrome (555404555).

The spelling of 234004123 in words is "two hundred thirty-four million, four thousand, one hundred twenty-three".