106654643 has 2 divisors, whose sum is σ = 106654644. Its totient is φ = 106654642.

The previous prime is 106654633. The next prime is 106654699. The reversal of 106654643 is 346456601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106654643 - 2⁴ = 106654627 is a prime.

It is a super-2 number, since 2×106654643² = 22750425746914898, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (106654633) 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, 53327321 + 53327322.

It is an arithmetic number, because the mean of its divisors is an integer number (53327322).

Almost surely, 2^106654643 is an apocalyptic number.

106654643 is a deficient number, since it is larger than the sum of its proper divisors (1).

106654643 is an equidigital number, since it uses as much as digits as its factorization.

106654643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 106654643 is about 10327.3734802224. The cubic root of 106654643 is about 474.2346203876.

The spelling of 106654643 in words is "one hundred six million, six hundred fifty-four thousand, six hundred forty-three".