313463393 has 2 divisors, whose sum is σ = 313463394. Its totient is φ = 313463392.

The previous prime is 313463347. The next prime is 313463411. The reversal of 313463393 is 393364313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161976529 + 151486864 = 12727^2 + 12308^2 .

It is a cyclic number.

It is not a de Polignac number, because 313463393 - 2⁶ = 313463329 is a prime.

It is equal to p_16941545 and since 313463393 and 16941545 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (313463303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156731696 + 156731697.

It is an arithmetic number, because the mean of its divisors is an integer number (156731697).

Almost surely, 2^313463393 is an apocalyptic number.

It is an amenable number.

313463393 is a deficient number, since it is larger than the sum of its proper divisors (1).

313463393 is an equidigital number, since it uses as much as digits as its factorization.

313463393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488, while the sum is 35.

The square root of 313463393 is about 17704.8974298074. The cubic root of 313463393 is about 679.3010356814.

The spelling of 313463393 in words is "three hundred thirteen million, four hundred sixty-three thousand, three hundred ninety-three".