165160106 has 4 divisors (see below), whose sum is σ = 247740162. Its totient is φ = 82580052.

The previous prime is 165160097. The next prime is 165160109. The reversal of 165160106 is 601061561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 601061561 = 19 ⋅31634819.

It can be written as a sum of positive squares in only one way, i.e., 142683025 + 22477081 = 11945^2 + 4741^2 .

It is a super-2 number, since 2×165160106² = 54555721227862472, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (165160109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41290025 + ... + 41290028.

Almost surely, 2^165160106 is an apocalyptic number.

165160106 is a deficient number, since it is larger than the sum of its proper divisors (82580056).

165160106 is an equidigital number, since it uses as much as digits as its factorization.

165160106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82580055.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 165160106 is about 12851.4631851786. The cubic root of 165160106 is about 548.6580020223.

The spelling of 165160106 in words is "one hundred sixty-five million, one hundred sixty thousand, one hundred six".