234001123 has 4 divisors (see below), whose sum is σ = 234040408. Its totient is φ = 233961840.

The previous prime is 234001111. The next prime is 234001129. The reversal of 234001123 is 321100432.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 234001123 - 2²⁵ = 200446691 is a prime.

It is a super-2 number, since 2×234001123² = 109513051130522258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 234001097 and 234001106.

It is not an unprimeable number, because it can be changed into a prime (234001129) 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, 8661 + ... + 23302.

It is an arithmetic number, because the mean of its divisors is an integer number (58510102).

Almost surely, 2^234001123 is an apocalyptic number.

234001123 is a deficient number, since it is larger than the sum of its proper divisors (39285).

234001123 is an equidigital number, since it uses as much as digits as its factorization.

234001123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39284.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 234001123 is about 15297.0952471376. The cubic root of 234001123 is about 616.2250005562.

Adding to 234001123 its reverse (321100432), we get a palindrome (555101555).

The spelling of 234001123 in words is "two hundred thirty-four million, one thousand, one hundred twenty-three".