1391804467213 has 2 divisors, whose sum is σ = 1391804467214. Its totient is φ = 1391804467212.

The previous prime is 1391804467133. The next prime is 1391804467237. The reversal of 1391804467213 is 3127644081931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 773690882409 + 618113584804 = 879597^2 + 786202^2 .

It is a cyclic number.

It is not a de Polignac number, because 1391804467213 - 2¹³ = 1391804459021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1391804467013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695902233606 + 695902233607.

It is an arithmetic number, because the mean of its divisors is an integer number (695902233607).

Almost surely, 2^{1391804467213} is an apocalyptic number.

It is an amenable number.

1391804467213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1391804467213 is an equidigital number, since it uses as much as digits as its factorization.

1391804467213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 1391804467213 in words is "one trillion, three hundred ninety-one billion, eight hundred four million, four hundred sixty-seven thousand, two hundred thirteen".