234000140123 has 2 divisors, whose sum is σ = 234000140124. Its totient is φ = 234000140122.

The previous prime is 234000140119. The next prime is 234000140141. The reversal of 234000140123 is 321041000432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 234000140123 - 2² = 234000140119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 234000140095 and 234000140104.

It is not a weakly prime, because it can be changed into another prime (234000140723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117000070061 + 117000070062.

It is an arithmetic number, because the mean of its divisors is an integer number (117000070062).

Almost surely, 2^234000140123 is an apocalyptic number.

234000140123 is a deficient number, since it is larger than the sum of its proper divisors (1).

234000140123 is an equidigital number, since it uses as much as digits as its factorization.

234000140123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 234000140123 its reverse (321041000432), we get a palindrome (555041140555).

The spelling of 234000140123 in words is "two hundred thirty-four billion, one hundred forty thousand, one hundred twenty-three".