841671673 has 2 divisors, whose sum is σ = 841671674. Its totient is φ = 841671672.

The previous prime is 841671653. The next prime is 841671763. The reversal of 841671673 is 376176148.

Together with next prime (841671763) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 749281129 + 92390544 = 27373^2 + 9612^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-841671673 is a prime.

It is a super-2 number, since 2×841671673² = 1416822410261237858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (841671653) 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, 420835836 + 420835837.

It is an arithmetic number, because the mean of its divisors is an integer number (420835837).

Almost surely, 2^841671673 is an apocalyptic number.

It is an amenable number.

841671673 is a deficient number, since it is larger than the sum of its proper divisors (1).

841671673 is an equidigital number, since it uses as much as digits as its factorization.

841671673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 43.

The square root of 841671673 is about 29011.5782576543. The cubic root of 841671673 is about 944.1642893853.

It can be divided in two parts, 8416 and 71673, that added together give a square (80089 = 283²).

The spelling of 841671673 in words is "eight hundred forty-one million, six hundred seventy-one thousand, six hundred seventy-three".