1343047 has 2 divisors, whose sum is σ = 1343048. Its totient is φ = 1343046.

The previous prime is 1343033. The next prime is 1343057. The reversal of 1343047 is 7403431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1343047 - 2¹⁵ = 1310279 is a prime.

It is a Chen prime.

1343047 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671523 + 671524.

It is an arithmetic number, because the mean of its divisors is an integer number (671524).

2^1343047 is an apocalyptic number.

1343047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343047 is an equidigital number, since it uses as much as digits as its factorization.

1343047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 1343047 is about 1158.8990465092. The cubic root of 1343047 is about 110.3308770113.

Adding to 1343047 its reverse (7403431), we get a palindrome (8746478).

The spelling of 1343047 in words is "one million, three hundred forty-three thousand, forty-seven".