103723961717 has 2 divisors, whose sum is σ = 103723961718. Its totient is φ = 103723961716.

The previous prime is 103723961659. The next prime is 103723961723. The reversal of 103723961717 is 717169327301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103049988196 + 673973521 = 321014^2 + 25961^2 .

It is a cyclic number.

It is not a de Polignac number, because 103723961717 - 2⁸ = 103723961461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103723967717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51861980858 + 51861980859.

It is an arithmetic number, because the mean of its divisors is an integer number (51861980859).

Almost surely, 2^103723961717 is an apocalyptic number.

It is an amenable number.

103723961717 is a deficient number, since it is larger than the sum of its proper divisors (1).

103723961717 is an equidigital number, since it uses as much as digits as its factorization.

103723961717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 333396, while the sum is 47.

The spelling of 103723961717 in words is "one hundred three billion, seven hundred twenty-three million, nine hundred sixty-one thousand, seven hundred seventeen".