106165655 has 4 divisors (see below), whose sum is σ = 127398792. Its totient is φ = 84932520.

The previous prime is 106165643. The next prime is 106165699. The reversal of 106165655 is 556561601.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 106165655 - 2⁴ = 106165639 is a prime.

It is a super-2 number, since 2×106165655² = 22542292603158050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 10616561 + ... + 10616570.

It is an arithmetic number, because the mean of its divisors is an integer number (31849698).

Almost surely, 2^106165655 is an apocalyptic number.

106165655 is a deficient number, since it is larger than the sum of its proper divisors (21233137).

106165655 is an equidigital number, since it uses as much as digits as its factorization.

106165655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21233136.

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

The square root of 106165655 is about 10303.6719183017. The cubic root of 106165655 is about 473.5087562548.

The spelling of 106165655 in words is "one hundred six million, one hundred sixty-five thousand, six hundred fifty-five".