106345165 has 4 divisors (see below), whose sum is σ = 127614204. Its totient is φ = 85076128.

The previous prime is 106345163. The next prime is 106345207. The reversal of 106345165 is 561543601.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19873764 + 86471401 = 4458^2 + 9299^2 .

It is a cyclic number.

It is not a de Polignac number, because 106345165 - 2¹ = 106345163 is a prime.

It is a super-2 number, since 2×106345165² = 22618588237754450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106345163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10634512 + ... + 10634521.

It is an arithmetic number, because the mean of its divisors is an integer number (31903551).

Almost surely, 2^106345165 is an apocalyptic number.

It is an amenable number.

106345165 is a deficient number, since it is larger than the sum of its proper divisors (21269039).

106345165 is an equidigital number, since it uses as much as digits as its factorization.

106345165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21269038.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 106345165 is about 10312.3792114138. The cubic root of 106345165 is about 473.7754831125.

Adding to 106345165 its reverse (561543601), we get a palindrome (667888766).

The spelling of 106345165 in words is "one hundred six million, three hundred forty-five thousand, one hundred sixty-five".