20163106 has 8 divisors (see below), whose sum is σ = 30403584. Its totient is φ = 10028580.

The previous prime is 20163083. The next prime is 20163109. The reversal of 20163106 is 60136102.

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

It is not an unprimeable number, because it can be changed into a prime (20163109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26010 + ... + 26773.

It is an arithmetic number, because the mean of its divisors is an integer number (3800448).

Almost surely, 2^20163106 is an apocalyptic number.

20163106 is a deficient number, since it is larger than the sum of its proper divisors (10240478).

20163106 is a wasteful number, since it uses less digits than its factorization.

20163106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52976.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 20163106 is about 4490.3347313981. The cubic root of 20163106 is about 272.1776611096.

Adding to 20163106 its reverse (60136102), we get a palindrome (80299208).

It can be divided in two parts, 20163 and 106, that multiplied together give a triangular number (2137278 = T₂₀₆₇).

The spelling of 20163106 in words is "twenty million, one hundred sixty-three thousand, one hundred six".