705321413 has 2 divisors, whose sum is σ = 705321414. Its totient is φ = 705321412.

The previous prime is 705321373. The next prime is 705321431. The reversal of 705321413 is 314123507.

Together with next prime (705321431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 637966564 + 67354849 = 25258^2 + 8207^2 .

It is a cyclic number.

It is not a de Polignac number, because 705321413 - 2¹⁰ = 705320389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (705321493) 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, 352660706 + 352660707.

It is an arithmetic number, because the mean of its divisors is an integer number (352660707).

Almost surely, 2^705321413 is an apocalyptic number.

It is an amenable number.

705321413 is a deficient number, since it is larger than the sum of its proper divisors (1).

705321413 is an equidigital number, since it uses as much as digits as its factorization.

705321413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 705321413 is about 26557.8879619596. The cubic root of 705321413 is about 890.1482785392.

The spelling of 705321413 in words is "seven hundred five million, three hundred twenty-one thousand, four hundred thirteen".