106566155 has 32 divisors (see below), whose sum is σ = 142387200. Its totient is φ = 76228992.

The previous prime is 106566121. The next prime is 106566221. The reversal of 106566155 is 551665601.

It is a cyclic number.

It is not a de Polignac number, because 106566155 - 2⁶ = 106566091 is a prime.

It is a super-2 number, since 2×106566155² = 22712690782968050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129074 + ... + 129896.

It is an arithmetic number, because the mean of its divisors is an integer number (4449600).

Almost surely, 2^106566155 is an apocalyptic number.

106566155 is a deficient number, since it is larger than the sum of its proper divisors (35821045).

106566155 is a wasteful number, since it uses less digits than its factorization.

106566155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 106566155 is about 10323.0884429031. The cubic root of 106566155 is about 474.1034315877.

The spelling of 106566155 in words is "one hundred six million, five hundred sixty-six thousand, one hundred fifty-five".