3941785364317 has 2 divisors, whose sum is σ = 3941785364318. Its totient is φ = 3941785364316.

The previous prime is 3941785364299. The next prime is 3941785364329. The reversal of 3941785364317 is 7134635871493.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3927555021636 + 14230342681 = 1981806^2 + 119291^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3941785364317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3941785368317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1970892682158 + 1970892682159.

It is an arithmetic number, because the mean of its divisors is an integer number (1970892682159).

Almost surely, 2^{3941785364317} is an apocalyptic number.

It is an amenable number.

3941785364317 is a deficient number, since it is larger than the sum of its proper divisors (1).

3941785364317 is an equidigital number, since it uses as much as digits as its factorization.

3941785364317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45722880, while the sum is 61.

The spelling of 3941785364317 in words is "three trillion, nine hundred forty-one billion, seven hundred eighty-five million, three hundred sixty-four thousand, three hundred seventeen".