106685231 has 2 divisors, whose sum is σ = 106685232. Its totient is φ = 106685230.

The previous prime is 106685219. The next prime is 106685261. The reversal of 106685231 is 132586601.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106685231 - 2¹⁴ = 106668847 is a prime.

It is a super-2 number, since 2×106685231² = 22763477027046722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106685261) 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, 53342615 + 53342616.

It is an arithmetic number, because the mean of its divisors is an integer number (53342616).

Almost surely, 2^106685231 is an apocalyptic number.

106685231 is a deficient number, since it is larger than the sum of its proper divisors (1).

106685231 is an equidigital number, since it uses as much as digits as its factorization.

106685231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 106685231 is about 10328.8542927084. The cubic root of 106685231 is about 474.2799520664.

The spelling of 106685231 in words is "one hundred six million, six hundred eighty-five thousand, two hundred thirty-one".