106406647 has 2 divisors, whose sum is σ = 106406648. Its totient is φ = 106406646.

The previous prime is 106406627. The next prime is 106406659. The reversal of 106406647 is 746604601.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106406647 is a prime.

It is a super-2 number, since 2×106406647² = 22644749051565218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106406617) 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, 53203323 + 53203324.

It is an arithmetic number, because the mean of its divisors is an integer number (53203324).

Almost surely, 2^106406647 is an apocalyptic number.

106406647 is a deficient number, since it is larger than the sum of its proper divisors (1).

106406647 is an equidigital number, since it uses as much as digits as its factorization.

106406647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 106406647 is about 10315.3597610554. The cubic root of 106406647 is about 473.8667677911.

The spelling of 106406647 in words is "one hundred six million, four hundred six thousand, six hundred forty-seven".