313723673 has 2 divisors, whose sum is σ = 313723674. Its totient is φ = 313723672.

The previous prime is 313723651. The next prime is 313723717. The reversal of 313723673 is 376327313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294740224 + 18983449 = 17168^2 + 4357^2 .

It is a cyclic number.

It is not a de Polignac number, because 313723673 - 2⁶ = 313723609 is a prime.

It is a super-2 number, since 2×313723673² = 196845086001221858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (313723603) 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, 156861836 + 156861837.

It is an arithmetic number, because the mean of its divisors is an integer number (156861837).

Almost surely, 2^313723673 is an apocalyptic number.

It is an amenable number.

313723673 is a deficient number, since it is larger than the sum of its proper divisors (1).

313723673 is an equidigital number, since it uses as much as digits as its factorization.

313723673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628, while the sum is 35.

The square root of 313723673 is about 17712.2464131459. The cubic root of 313723673 is about 679.4889997449.

The spelling of 313723673 in words is "three hundred thirteen million, seven hundred twenty-three thousand, six hundred seventy-three".