1273343 has 2 divisors, whose sum is σ = 1273344. Its totient is φ = 1273342.

The previous prime is 1273333. The next prime is 1273367. The reversal of 1273343 is 3433721.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1273343 - 2⁸ = 1273087 is a prime.

It is equal to p₉₈₁₅₀ and since 1273343 and 98150 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 8 and base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1273313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636671 + 636672.

It is an arithmetic number, because the mean of its divisors is an integer number (636672).

2^1273343 is an apocalyptic number.

1273343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1273343 is an equidigital number, since it uses as much as digits as its factorization.

1273343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 23.

The square root of 1273343 is about 1128.4250085850. The cubic root of 1273343 is about 108.3881495104.

The spelling of 1273343 in words is "one million, two hundred seventy-three thousand, three hundred forty-three".