4340120123 has 2 divisors, whose sum is σ = 4340120124. Its totient is φ = 4340120122.

The previous prime is 4340120101. The next prime is 4340120129. The reversal of 4340120123 is 3210210434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4340120123 - 2²⁰ = 4339071547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4340120095 and 4340120104.

It is not a weakly prime, because it can be changed into another prime (4340120129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2170060061 + 2170060062.

It is an arithmetic number, because the mean of its divisors is an integer number (2170060062).

Almost surely, 2^4340120123 is an apocalyptic number.

4340120123 is a deficient number, since it is larger than the sum of its proper divisors (1).

4340120123 is an equidigital number, since it uses as much as digits as its factorization.

4340120123 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.

The square root of 4340120123 is about 65879.5880603393. The cubic root of 4340120123 is about 1631.1750999251.

Adding to 4340120123 its reverse (3210210434), we get a palindrome (7550330557).

The spelling of 4340120123 in words is "four billion, three hundred forty million, one hundred twenty thousand, one hundred twenty-three".