1061606165 has 16 divisors (see below), whose sum is σ = 1300147200. Its totient is φ = 831859392.

The previous prime is 1061606149. The next prime is 1061606201. The reversal of 1061606165 is 5616061601.

It is a cyclic number.

It is not a de Polignac number, because 1061606165 - 2⁴ = 1061606149 is a prime.

It is a super-2 number, since 2×1061606165² = 2254015299132014450, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 171596 + ... + 177674.

It is an arithmetic number, because the mean of its divisors is an integer number (81259200).

Almost surely, 2^1061606165 is an apocalyptic number.

It is an amenable number.

1061606165 is a deficient number, since it is larger than the sum of its proper divisors (238541035).

1061606165 is an equidigital number, since it uses as much as digits as its factorization.

1061606165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6796.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1061606165 is about 32582.2983382081. The cubic root of 1061606165 is about 1020.1275519714.

Adding to 1061606165 its reverse (5616061601), we get a palindrome (6677667766).

The spelling of 1061606165 in words is "one billion, sixty-one million, six hundred six thousand, one hundred sixty-five".