140300342423243 has 2 divisors, whose sum is σ = 140300342423244. Its totient is φ = 140300342423242.

The previous prime is 140300342423209. The next prime is 140300342423251. The reversal of 140300342423243 is 342324243003041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140300342423243 - 2⁶ = 140300342423179 is a prime.

It is not a weakly prime, because it can be changed into another prime (140300342423273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70150171211621 + 70150171211622.

It is an arithmetic number, because the mean of its divisors is an integer number (70150171211622).

Almost surely, 2^{140300342423243} is an apocalyptic number.

140300342423243 is a deficient number, since it is larger than the sum of its proper divisors (1).

140300342423243 is an equidigital number, since it uses as much as digits as its factorization.

140300342423243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 140300342423243 its reverse (342324243003041), we get a palindrome (482624585426284).

The spelling of 140300342423243 in words is "one hundred forty trillion, three hundred billion, three hundred forty-two million, four hundred twenty-three thousand, two hundred forty-three".