814943 has 2 divisors, whose sum is σ = 814944. Its totient is φ = 814942.

The previous prime is 814939. The next prime is 814949. The reversal of 814943 is 349418.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 814943 - 2² = 814939 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 814943.

It is not a weakly prime, because it can be changed into another prime (814949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407471 + 407472.

It is an arithmetic number, because the mean of its divisors is an integer number (407472).

2⁸¹⁴⁹⁴³ is an apocalyptic number.

814943 is a deficient number, since it is larger than the sum of its proper divisors (1).

814943 is an equidigital number, since it uses as much as digits as its factorization.

814943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 29.

The square root of 814943 is about 902.7419343312. The cubic root of 814943 is about 93.4062086732.

It can be divided in two parts, 8149 and 43, that added together give a 13-th power (8192 = 2¹³).

The spelling of 814943 in words is "eight hundred fourteen thousand, nine hundred forty-three".