106668571 has 2 divisors, whose sum is σ = 106668572. Its totient is φ = 106668570.

The previous prime is 106668563. The next prime is 106668607. The reversal of 106668571 is 175866601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106668571 - 2³ = 106668563 is a prime.

It is a super-2 number, since 2×106668571² = 22756368078364082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106668371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53334285 + 53334286.

It is an arithmetic number, because the mean of its divisors is an integer number (53334286).

Almost surely, 2^106668571 is an apocalyptic number.

106668571 is a deficient number, since it is larger than the sum of its proper divisors (1).

106668571 is an equidigital number, since it uses as much as digits as its factorization.

106668571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 106668571 is about 10328.0477826160. The cubic root of 106668571 is about 474.2552628779.

The spelling of 106668571 in words is "one hundred six million, six hundred sixty-eight thousand, five hundred seventy-one".