106536665 has 4 divisors (see below), whose sum is σ = 127844004. Its totient is φ = 85229328.

The previous prime is 106536659. The next prime is 106536673. The reversal of 106536665 is 566635601.

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 66455104 + 40081561 = 8152^2 + 6331^2 .

It is a cyclic number.

It is not a de Polignac number, because 106536665 - 2¹⁶ = 106471129 is a prime.

It is a super-2 number, since 2×106536665² = 22700121978644450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10653662 + ... + 10653671.

It is an arithmetic number, because the mean of its divisors is an integer number (31961001).

Almost surely, 2^106536665 is an apocalyptic number.

It is an amenable number.

106536665 is a deficient number, since it is larger than the sum of its proper divisors (21307339).

106536665 is an equidigital number, since it uses as much as digits as its factorization.

106536665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21307338.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 106536665 is about 10321.6599924625. The cubic root of 106536665 is about 474.0596947494.

The spelling of 106536665 in words is "one hundred six million, five hundred thirty-six thousand, six hundred sixty-five".