705493290517 has 2 divisors, whose sum is σ = 705493290518. Its totient is φ = 705493290516.

The previous prime is 705493290503. The next prime is 705493290577. The reversal of 705493290517 is 715092394507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 696425299441 + 9067991076 = 834521^2 + 95226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-705493290517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (705493290577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352746645258 + 352746645259.

It is an arithmetic number, because the mean of its divisors is an integer number (352746645259).

Almost surely, 2^705493290517 is an apocalyptic number.

It is an amenable number.

705493290517 is a deficient number, since it is larger than the sum of its proper divisors (1).

705493290517 is an equidigital number, since it uses as much as digits as its factorization.

705493290517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2381400, while the sum is 52.

The spelling of 705493290517 in words is "seven hundred five billion, four hundred ninety-three million, two hundred ninety thousand, five hundred seventeen".