1013019923717 has 2 divisors, whose sum is σ = 1013019923718. Its totient is φ = 1013019923716.

The previous prime is 1013019923647. The next prime is 1013019923723. The reversal of 1013019923717 is 7173299103101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 767009875681 + 246010048036 = 875791^2 + 495994^2 .

It is an emirp because it is prime and its reverse (7173299103101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1013019923717 - 2³⁶ = 944300446981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013019925717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506509961858 + 506509961859.

It is an arithmetic number, because the mean of its divisors is an integer number (506509961859).

Almost surely, 2^{1013019923717} is an apocalyptic number.

It is an amenable number.

1013019923717 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013019923717 is an equidigital number, since it uses as much as digits as its factorization.

1013019923717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 71442, while the sum is 44.

The spelling of 1013019923717 in words is "one trillion, thirteen billion, nineteen million, nine hundred twenty-three thousand, seven hundred seventeen".