940317728147243 has 2 divisors, whose sum is σ = 940317728147244. Its totient is φ = 940317728147242.

The previous prime is 940317728147197. The next prime is 940317728147299. The reversal of 940317728147243 is 342741827713049.

It is a happy number.

940317728147243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 940317728147243 - 2¹² = 940317728143147 is a prime.

It is not a weakly prime, because it can be changed into another prime (940317728141243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470158864073621 + 470158864073622.

It is an arithmetic number, because the mean of its divisors is an integer number (470158864073622).

Almost surely, 2^{940317728147243} is an apocalyptic number.

940317728147243 is a deficient number, since it is larger than the sum of its proper divisors (1).

940317728147243 is an equidigital number, since it uses as much as digits as its factorization.

940317728147243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56899584, while the sum is 62.

The spelling of 940317728147243 in words is "nine hundred forty trillion, three hundred seventeen billion, seven hundred twenty-eight million, one hundred forty-seven thousand, two hundred forty-three".