705010109 has 4 divisors (see below), whose sum is σ = 705171516. Its totient is φ = 704848704.

The previous prime is 705010093. The next prime is 705010121. The reversal of 705010109 is 901010507.

705010109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 683822500 + 21187609 = 26150^2 + 4603^2 .

It is a cyclic number.

It is not a de Polignac number, because 705010109 - 2⁴ = 705010093 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705010169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73964 + ... + 82949.

It is an arithmetic number, because the mean of its divisors is an integer number (176292879).

Almost surely, 2^705010109 is an apocalyptic number.

It is an amenable number.

705010109 is a deficient number, since it is larger than the sum of its proper divisors (161407).

705010109 is a wasteful number, since it uses less digits than its factorization.

705010109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161406.

The product of its (nonzero) digits is 315, while the sum is 23.

The square root of 705010109 is about 26552.0264575041. The cubic root of 705010109 is about 890.0172992471.

The spelling of 705010109 in words is "seven hundred five million, ten thousand, one hundred nine".