705278113 has 4 divisors (see below), whose sum is σ = 715804720. Its totient is φ = 694751508.

The previous prime is 705278111. The next prime is 705278129. The reversal of 705278113 is 311872507.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 705278113 - 2¹ = 705278111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (705278111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5263203 + ... + 5263336.

It is an arithmetic number, because the mean of its divisors is an integer number (178951180).

Almost surely, 2^705278113 is an apocalyptic number.

It is an amenable number.

705278113 is a deficient number, since it is larger than the sum of its proper divisors (10526607).

705278113 is a wasteful number, since it uses less digits than its factorization.

705278113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10526606.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 705278113 is about 26557.0727490814. The cubic root of 705278113 is about 890.1300626315.

The spelling of 705278113 in words is "seven hundred five million, two hundred seventy-eight thousand, one hundred thirteen".