106985647 has 2 divisors, whose sum is σ = 106985648. Its totient is φ = 106985646.

The previous prime is 106985551. The next prime is 106985657. The reversal of 106985647 is 746589601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106985647 - 2¹⁹ = 106461359 is a prime.

It is a super-2 number, since 2×106985647² = 22891857328017218, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 106985597 and 106985606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106985657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53492823 + 53492824.

It is an arithmetic number, because the mean of its divisors is an integer number (53492824).

Almost surely, 2^106985647 is an apocalyptic number.

106985647 is a deficient number, since it is larger than the sum of its proper divisors (1).

106985647 is an equidigital number, since it uses as much as digits as its factorization.

106985647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 106985647 is about 10343.3866310798. The cubic root of 106985647 is about 474.7247114001.

The spelling of 106985647 in words is "one hundred six million, nine hundred eighty-five thousand, six hundred forty-seven".