140430324112123 has 2 divisors, whose sum is σ = 140430324112124. Its totient is φ = 140430324112122.

The previous prime is 140430324112081. The next prime is 140430324112129. The reversal of 140430324112123 is 321211423034041.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140430324112123 is a prime.

It is not a weakly prime, because it can be changed into another prime (140430324112129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70215162056061 + 70215162056062.

It is an arithmetic number, because the mean of its divisors is an integer number (70215162056062).

Almost surely, 2^{140430324112123} is an apocalyptic number.

140430324112123 is a deficient number, since it is larger than the sum of its proper divisors (1).

140430324112123 is an equidigital number, since it uses as much as digits as its factorization.

140430324112123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 140430324112123 its reverse (321211423034041), we get a palindrome (461641747146164).

The spelling of 140430324112123 in words is "one hundred forty trillion, four hundred thirty billion, three hundred twenty-four million, one hundred twelve thousand, one hundred twenty-three".