705693713 has 4 divisors (see below), whose sum is σ = 710844900. Its totient is φ = 700542528.

The previous prime is 705693697. The next prime is 705693731. The reversal of 705693713 is 317396507.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 317396507 = 31 ⋅10238597.

It can be written as a sum of positive squares in 2 ways, for example, as 605553664 + 100140049 = 24608^2 + 10007^2 .

It is a cyclic number.

It is not a de Polignac number, because 705693713 - 2⁴ = 705693697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (705693733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2575388 + ... + 2575661.

It is an arithmetic number, because the mean of its divisors is an integer number (177711225).

Almost surely, 2^705693713 is an apocalyptic number.

It is an amenable number.

705693713 is a deficient number, since it is larger than the sum of its proper divisors (5151187).

705693713 is a wasteful number, since it uses less digits than its factorization.

705693713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5151186.

The product of its (nonzero) digits is 119070, while the sum is 41.

The square root of 705693713 is about 26564.8962542676. The cubic root of 705693713 is about 890.3048709359.

The spelling of 705693713 in words is "seven hundred five million, six hundred ninety-three thousand, seven hundred thirteen".