893043404340413 has 2 divisors, whose sum is σ = 893043404340414. Its totient is φ = 893043404340412.

The previous prime is 893043404340371. The next prime is 893043404340469. The reversal of 893043404340413 is 314043404340398.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 645662662271449 + 247380742068964 = 25409893^2 + 15728342^2 .

It is a cyclic number.

It is not a de Polignac number, because 893043404340413 - 2¹⁰ = 893043404339389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (893043404340473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 446521702170206 + 446521702170207.

It is an arithmetic number, because the mean of its divisors is an integer number (446521702170207).

Almost surely, 2^{893043404340413} is an apocalyptic number.

It is an amenable number.

893043404340413 is a deficient number, since it is larger than the sum of its proper divisors (1).

893043404340413 is an equidigital number, since it uses as much as digits as its factorization.

893043404340413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5971968, while the sum is 50.

The spelling of 893043404340413 in words is "eight hundred ninety-three trillion, forty-three billion, four hundred four million, three hundred forty thousand, four hundred thirteen".