13875166 has 16 divisors (see below), whose sum is σ = 22227840. Its totient is φ = 6481440.

The previous prime is 13875163. The next prime is 13875167. The reversal of 13875166 is 66157831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13875161) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2061 + ... + 5656.

It is an arithmetic number, because the mean of its divisors is an integer number (1389240).

Almost surely, 2^13875166 is an apocalyptic number.

13875166 is a deficient number, since it is larger than the sum of its proper divisors (8352674).

13875166 is a wasteful number, since it uses less digits than its factorization.

13875166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7779.

The product of its digits is 30240, while the sum is 37.

The square root of 13875166 is about 3724.9383887522. The cubic root of 13875166 is about 240.2957349741.

It can be divided in two parts, 13875 and 166, that added together give a palindrome (14041).

The spelling of 13875166 in words is "thirteen million, eight hundred seventy-five thousand, one hundred sixty-six".