812341 has 2 divisors, whose sum is σ = 812342. Its totient is φ = 812340.

The previous prime is 812309. The next prime is 812347. The reversal of 812341 is 143218.

812341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 531441 + 280900 = 729^2 + 530^2 .

It is a cyclic number.

It is not a de Polignac number, because 812341 - 2⁵ = 812309 is a prime.

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

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (812347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406170 + 406171.

It is an arithmetic number, because the mean of its divisors is an integer number (406171).

2⁸¹²³⁴¹ is an apocalyptic number.

It is an amenable number.

812341 is a deficient number, since it is larger than the sum of its proper divisors (1).

812341 is an equidigital number, since it uses as much as digits as its factorization.

812341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 192, while the sum is 19.

The square root of 812341 is about 901.2996172195. The cubic root of 812341 is about 93.3066916590.

Adding to 812341 its reverse (143218), we get a palindrome (955559).

The spelling of 812341 in words is "eight hundred twelve thousand, three hundred forty-one".