1343723 has 2 divisors, whose sum is σ = 1343724. Its totient is φ = 1343722.

The previous prime is 1343717. The next prime is 1343743. The reversal of 1343723 is 3273431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1343723 - 2⁸ = 1343467 is a prime.

It is not a weakly prime, because it can be changed into another prime (1343743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671861 + 671862.

It is an arithmetic number, because the mean of its divisors is an integer number (671862).

2^1343723 is an apocalyptic number.

1343723 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343723 is an equidigital number, since it uses as much as digits as its factorization.

1343723 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1343723 is about 1159.1906659390. The cubic root of 1343723 is about 110.3493849669.

The spelling of 1343723 in words is "one million, three hundred forty-three thousand, seven hundred twenty-three".