4223140239817 has 2 divisors, whose sum is σ = 4223140239818. Its totient is φ = 4223140239816.

The previous prime is 4223140239811. The next prime is 4223140239863. The reversal of 4223140239817 is 7189320413224.

It is an a-pointer prime, because the next prime (4223140239863) can be obtained adding 4223140239817 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4218180700041 + 4959539776 = 2053821^2 + 70424^2 .

It is a cyclic number.

It is not a de Polignac number, because 4223140239817 - 2³ = 4223140239809 is a prime.

It is not a weakly prime, because it can be changed into another prime (4223140239811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111570119908 + 2111570119909.

It is an arithmetic number, because the mean of its divisors is an integer number (2111570119909).

Almost surely, 2^{4223140239817} is an apocalyptic number.

It is an amenable number.

4223140239817 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223140239817 is an equidigital number, since it uses as much as digits as its factorization.

4223140239817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 4223140239817 in words is "four trillion, two hundred twenty-three billion, one hundred forty million, two hundred thirty-nine thousand, eight hundred seventeen".