1013243035309 has 2 divisors, whose sum is σ = 1013243035310. Its totient is φ = 1013243035308.

The previous prime is 1013243035241. The next prime is 1013243035331. The reversal of 1013243035309 is 9035303423101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 506690559684 + 506552475625 = 711822^2 + 711725^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013243035309 - 2¹³ = 1013243027117 is a prime.

It is a super-2 number, since 2×1013243035309² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013243035339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506621517654 + 506621517655.

It is an arithmetic number, because the mean of its divisors is an integer number (506621517655).

Almost surely, 2^{1013243035309} is an apocalyptic number.

It is an amenable number.

1013243035309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013243035309 is an equidigital number, since it uses as much as digits as its factorization.

1013243035309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 34.

The spelling of 1013243035309 in words is "one trillion, thirteen billion, two hundred forty-three million, thirty-five thousand, three hundred nine".