347983 has 2 divisors, whose sum is σ = 347984. Its totient is φ = 347982.

The previous prime is 347981. The next prime is 347987. The reversal of 347983 is 389743.

It is a weak prime.

It is an emirp because it is prime and its reverse (389743) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 347983 - 2¹ = 347981 is a prime.

Together with 347981, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (347981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173991 + 173992.

It is an arithmetic number, because the mean of its divisors is an integer number (173992).

2³⁴⁷⁹⁸³ is an apocalyptic number.

347983 is a deficient number, since it is larger than the sum of its proper divisors (1).

347983 is an equidigital number, since it uses as much as digits as its factorization.

347983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 347983 is about 589.9008391247. The cubic root of 347983 is about 70.3373511827.

The spelling of 347983 in words is "three hundred forty-seven thousand, nine hundred eighty-three".