313041313 has 4 divisors (see below), whose sum is σ = 337121428. Its totient is φ = 288961200.

The previous prime is 313041277. The next prime is 313041329. The reversal of 313041313 is 313140313.

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 28376929 + 284664384 = 5327^2 + 16872^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313041313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313041013) 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, 12040038 + ... + 12040063.

It is an arithmetic number, because the mean of its divisors is an integer number (84280357).

Almost surely, 2^313041313 is an apocalyptic number.

It is an amenable number.

313041313 is a deficient number, since it is larger than the sum of its proper divisors (24080115).

313041313 is a wasteful number, since it uses less digits than its factorization.

313041313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24080114.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 313041313 is about 17692.9735488414. The cubic root of 313041313 is about 678.9960046702.

Adding to 313041313 its reverse (313140313), we get a palindrome (626181626).

The spelling of 313041313 in words is "three hundred thirteen million, forty-one thousand, three hundred thirteen".