705731100241 has 4 divisors (see below), whose sum is σ = 713006678692. Its totient is φ = 698455521792.

The previous prime is 705731100187. The next prime is 705731100247. The reversal of 705731100241 is 142001137507.

705731100241 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 589248140625 + 116482959616 = 767625^2 + 341296^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-705731100241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (705731100247) 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, 3637789080 + ... + 3637789273.

It is an arithmetic number, because the mean of its divisors is an integer number (178251669673).

Almost surely, 2^705731100241 is an apocalyptic number.

It is an amenable number.

705731100241 is a deficient number, since it is larger than the sum of its proper divisors (7275578451).

705731100241 is an equidigital number, since it uses as much as digits as its factorization.

705731100241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7275578450.

The product of its (nonzero) digits is 5880, while the sum is 31.

Adding to 705731100241 its reverse (142001137507), we get a palindrome (847732237748).

The spelling of 705731100241 in words is "seven hundred five billion, seven hundred thirty-one million, one hundred thousand, two hundred forty-one".