712843 has 2 divisors, whose sum is σ = 712844. Its totient is φ = 712842.

The previous prime is 712841. The next prime is 712847. The reversal of 712843 is 348217.

It is a weak prime.

It is an emirp because it is prime and its reverse (348217) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 712843 - 2¹ = 712841 is a prime.

Together with 712841, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (712841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356421 + 356422.

It is an arithmetic number, because the mean of its divisors is an integer number (356422).

2⁷¹²⁸⁴³ is an apocalyptic number.

712843 is a deficient number, since it is larger than the sum of its proper divisors (1).

712843 is an equidigital number, since it uses as much as digits as its factorization.

712843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 25.

The square root of 712843 is about 844.3003020253. The cubic root of 712843 is about 89.3301293992.

The spelling of 712843 in words is "seven hundred twelve thousand, eight hundred forty-three".