834376121 has 2 divisors, whose sum is σ = 834376122. Its totient is φ = 834376120.

The previous prime is 834376093. The next prime is 834376141. The reversal of 834376121 is 121673438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 828806521 + 5569600 = 28789^2 + 2360^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-834376121 is a prime.

It is a super-2 number, since 2×834376121² = 1392367022590013282, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (834376141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417188060 + 417188061.

It is an arithmetic number, because the mean of its divisors is an integer number (417188061).

Almost surely, 2^834376121 is an apocalyptic number.

It is an amenable number.

834376121 is a deficient number, since it is larger than the sum of its proper divisors (1).

834376121 is an equidigital number, since it uses as much as digits as its factorization.

834376121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 834376121 is about 28885.5694248876. The cubic root of 834376121 is about 941.4283855745.

The spelling of 834376121 in words is "eight hundred thirty-four million, three hundred seventy-six thousand, one hundred twenty-one".