1343943 has 12 divisors (see below), whose sum is σ = 2004288. Its totient is φ = 866880.

The previous prime is 1343941. The next prime is 1343957. The reversal of 1343943 is 3493431.

It is not a de Polignac number, because 1343943 - 2¹ = 1343941 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343941) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2130 + ... + 2687.

It is an arithmetic number, because the mean of its divisors is an integer number (167024).

2^1343943 is an apocalyptic number.

1343943 is a deficient number, since it is larger than the sum of its proper divisors (660345).

1343943 is a wasteful number, since it uses less digits than its factorization.

1343943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4854 (or 4851 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 1343943 is about 1159.2855558489. The cubic root of 1343943 is about 110.3554069273.

It can be divided in two parts, 13 and 43943, that added together give a triangular number (43956 = T₂₉₆).

The spelling of 1343943 in words is "one million, three hundred forty-three thousand, nine hundred forty-three".