313387343 has 2 divisors, whose sum is σ = 313387344. Its totient is φ = 313387342.

The previous prime is 313387331. The next prime is 313387411. The reversal of 313387343 is 343783313.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313387343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313387303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156693671 + 156693672.

It is an arithmetic number, because the mean of its divisors is an integer number (156693672).

Almost surely, 2^313387343 is an apocalyptic number.

313387343 is a deficient number, since it is larger than the sum of its proper divisors (1).

313387343 is an equidigital number, since it uses as much as digits as its factorization.

313387343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 35.

The square root of 313387343 is about 17702.7495886938. The cubic root of 313387343 is about 679.2460956965.

The spelling of 313387343 in words is "three hundred thirteen million, three hundred eighty-seven thousand, three hundred forty-three".