313414393 has 2 divisors, whose sum is σ = 313414394. Its totient is φ = 313414392.

The previous prime is 313414303. The next prime is 313414403. The reversal of 313414393 is 393414313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312688489 + 725904 = 17683^2 + 852^2 .

It is a cyclic number.

It is not a de Polignac number, because 313414393 - 2²¹ = 311317241 is a prime.

It is not a weakly prime, because it can be changed into another prime (313414303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156707196 + 156707197.

It is an arithmetic number, because the mean of its divisors is an integer number (156707197).

Almost surely, 2^313414393 is an apocalyptic number.

It is an amenable number.

313414393 is a deficient number, since it is larger than the sum of its proper divisors (1).

313414393 is an equidigital number, since it uses as much as digits as its factorization.

313414393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 31.

The square root of 313414393 is about 17703.5135778184. The cubic root of 313414393 is about 679.2656381559.

The spelling of 313414393 in words is "three hundred thirteen million, four hundred fourteen thousand, three hundred ninety-three".