1283194305013 has 2 divisors, whose sum is σ = 1283194305014. Its totient is φ = 1283194305012.

The previous prime is 1283194304981. The next prime is 1283194305017. The reversal of 1283194305013 is 3105034913821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1255031759524 + 28162545489 = 1120282^2 + 167817^2 .

It is a cyclic number.

It is not a de Polignac number, because 1283194305013 - 2⁵ = 1283194304981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1283194305017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641597152506 + 641597152507.

It is an arithmetic number, because the mean of its divisors is an integer number (641597152507).

Almost surely, 2^{1283194305013} is an apocalyptic number.

It is an amenable number.

1283194305013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1283194305013 is an equidigital number, since it uses as much as digits as its factorization.

1283194305013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 1283194305013 in words is "one trillion, two hundred eighty-three billion, one hundred ninety-four million, three hundred five thousand, thirteen".