165289106 has 8 divisors (see below), whose sum is σ = 250251120. Its totient is φ = 81872068.

The previous prime is 165289087. The next prime is 165289121. The reversal of 165289106 is 601982561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 165289106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385976 + ... + 386403.

It is an arithmetic number, because the mean of its divisors is an integer number (31281390).

Almost surely, 2^165289106 is an apocalyptic number.

165289106 is a deficient number, since it is larger than the sum of its proper divisors (84962014).

165289106 is a wasteful number, since it uses less digits than its factorization.

165289106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772488.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 165289106 is about 12856.4810893183. The cubic root of 165289106 is about 548.8008098407.

The spelling of 165289106 in words is "one hundred sixty-five million, two hundred eighty-nine thousand, one hundred six".