1343893 has 2 divisors, whose sum is σ = 1343894. Its totient is φ = 1343892.

The previous prime is 1343887. The next prime is 1343899. The reversal of 1343893 is 3983431.

It is a balanced prime because it is at equal distance from previous prime (1343887) and next prime (1343899).

It can be written as a sum of positive squares in only one way, i.e., 1004004 + 339889 = 1002^2 + 583^2 .

It is an emirp because it is prime and its reverse (3983431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1343893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671946 + 671947.

It is an arithmetic number, because the mean of its divisors is an integer number (671947).

2^1343893 is an apocalyptic number.

It is an amenable number.

1343893 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343893 is an equidigital number, since it uses as much as digits as its factorization.

1343893 is an evil number, because the sum of its binary digits is even.

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

The square root of 1343893 is about 1159.2639906423. The cubic root of 1343893 is about 110.3540383576.

It can be divided in two parts, 13438 and 93, that added together give a palindrome (13531).

The spelling of 1343893 in words is "one million, three hundred forty-three thousand, eight hundred ninety-three".