106805317 has 2 divisors, whose sum is σ = 106805318. Its totient is φ = 106805316.

The previous prime is 106805311. The next prime is 106805341. The reversal of 106805317 is 713508601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89756676 + 17048641 = 9474^2 + 4129^2 .

It is a cyclic number.

It is not a de Polignac number, because 106805317 - 2⁷ = 106805189 is a prime.

It is a super-2 number, since 2×106805317² = 22814751478940978, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106805311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53402658 + 53402659.

It is an arithmetic number, because the mean of its divisors is an integer number (53402659).

Almost surely, 2^106805317 is an apocalyptic number.

It is an amenable number.

106805317 is a deficient number, since it is larger than the sum of its proper divisors (1).

106805317 is an equidigital number, since it uses as much as digits as its factorization.

106805317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 106805317 is about 10334.6657904356. The cubic root of 106805317 is about 474.4578368141.

The spelling of 106805317 in words is "one hundred six million, eight hundred five thousand, three hundred seventeen".