313194409441 has 4 divisors (see below), whose sum is σ = 318328744084. Its totient is φ = 308060074800.

The previous prime is 313194409403. The next prime is 313194409459. The reversal of 313194409441 is 144904491313.

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 81444598225 + 231749811216 = 285385^2 + 481404^2 .

It is a cyclic number.

It is not a de Polignac number, because 313194409441 - 2⁹ = 313194408929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313194409481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2567167230 + ... + 2567167351.

It is an arithmetic number, because the mean of its divisors is an integer number (79582186021).

Almost surely, 2^313194409441 is an apocalyptic number.

It is an amenable number.

313194409441 is a deficient number, since it is larger than the sum of its proper divisors (5134334643).

313194409441 is an equidigital number, since it uses as much as digits as its factorization.

313194409441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5134334642.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 313194409441 in words is "three hundred thirteen billion, one hundred ninety-four million, four hundred nine thousand, four hundred forty-one".