834149 has 2 divisors, whose sum is σ = 834150. Its totient is φ = 834148.

The previous prime is 834143. The next prime is 834151. The reversal of 834149 is 941438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 801025 + 33124 = 895^2 + 182^2 .

It is a cyclic number.

It is not a de Polignac number, because 834149 - 2⁴ = 834133 is a prime.

It is a Sophie Germain prime.

Together with 834151, it forms a pair of twin primes.

It is a Chen prime.

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

It is a Curzon number.

It is equal to p₆₆₄₇₆ and since 834149 and 66476 have the same sum of digits, it is a Honaker prime.

It is a nialpdrome in base 16.

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 834149.

It is not a weakly prime, because it can be changed into another prime (834143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417074 + 417075.

It is an arithmetic number, because the mean of its divisors is an integer number (417075).

2⁸³⁴¹⁴⁹ is an apocalyptic number.

It is an amenable number.

834149 is a deficient number, since it is larger than the sum of its proper divisors (1).

834149 is an equidigital number, since it uses as much as digits as its factorization.

834149 is an odious number, because the sum of its binary digits is odd.

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

The square root of 834149 is about 913.3175789395. The cubic root of 834149 is about 94.1342957451.

The spelling of 834149 in words is "eight hundred thirty-four thousand, one hundred forty-nine".