1343983 has 2 divisors, whose sum is σ = 1343984. Its totient is φ = 1343982.

The previous prime is 1343971. The next prime is 1343987. The reversal of 1343983 is 3893431.

It is a strong prime.

It is an emirp because it is prime and its reverse (3893431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1343983 - 2¹³ = 1335791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671991 + 671992.

It is an arithmetic number, because the mean of its divisors is an integer number (671992).

2^1343983 is an apocalyptic number.

1343983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343983 is an equidigital number, since it uses as much as digits as its factorization.

1343983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 1343983 is about 1159.3028077254. The cubic root of 1343983 is about 110.3565017585.

The spelling of 1343983 in words is "one million, three hundred forty-three thousand, nine hundred eighty-three".