106706857 has 2 divisors, whose sum is σ = 106706858. Its totient is φ = 106706856.

The previous prime is 106706849. The next prime is 106706881. The reversal of 106706857 is 758607601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104468841 + 2238016 = 10221^2 + 1496^2 .

It is an emirp because it is prime and its reverse (758607601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106706857 - 2³ = 106706849 is a prime.

It is a super-2 number, since 2×106706857² = 22772706661636898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106706827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53353428 + 53353429.

It is an arithmetic number, because the mean of its divisors is an integer number (53353429).

Almost surely, 2^106706857 is an apocalyptic number.

It is an amenable number.

106706857 is a deficient number, since it is larger than the sum of its proper divisors (1).

106706857 is an equidigital number, since it uses as much as digits as its factorization.

106706857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 106706857 is about 10329.9011127890. The cubic root of 106706857 is about 474.3119967558.

The spelling of 106706857 in words is "one hundred six million, seven hundred six thousand, eight hundred fifty-seven".