165432106 has 32 divisors (see below), whose sum is σ = 296254080. Its totient is φ = 67801536.

The previous prime is 165432103. The next prime is 165432109. The reversal of 165432106 is 601234561.

165432106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (165432103) and next prime (165432109).

It is not an unprimeable number, because it can be changed into a prime (165432103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27856 + ... + 33268.

It is an arithmetic number, because the mean of its divisors is an integer number (9257940).

Almost surely, 2^165432106 is an apocalyptic number.

165432106 is a deficient number, since it is larger than the sum of its proper divisors (130821974).

165432106 is a wasteful number, since it uses less digits than its factorization.

165432106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5518.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 165432106 is about 12862.0412843374. The cubic root of 165432106 is about 548.9590293722.

Adding to 165432106 its reverse (601234561), we get a palindrome (766666667).

The spelling of 165432106 in words is "one hundred sixty-five million, four hundred thirty-two thousand, one hundred six".