106656259 has 2 divisors, whose sum is σ = 106656260. Its totient is φ = 106656258.

The previous prime is 106656257. The next prime is 106656289. The reversal of 106656259 is 952656601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106656259 - 2¹ = 106656257 is a prime.

It is a super-2 number, since 2×106656259² = 22751115167750162, which contains 22 as substring.

Together with 106656257, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (106656257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53328129 + 53328130.

It is an arithmetic number, because the mean of its divisors is an integer number (53328130).

Almost surely, 2^106656259 is an apocalyptic number.

106656259 is a deficient number, since it is larger than the sum of its proper divisors (1).

106656259 is an equidigital number, since it uses as much as digits as its factorization.

106656259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 106656259 is about 10327.4517185993. The cubic root of 106656259 is about 474.2370155304.

The spelling of 106656259 in words is "one hundred six million, six hundred fifty-six thousand, two hundred fifty-nine".