13481166 has 16 divisors (see below), whose sum is σ = 27065088. Its totient is φ = 4476600.

The previous prime is 13481161. The next prime is 13481173. The reversal of 13481166 is 66118431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13481161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2520 + ... + 5771.

It is an arithmetic number, because the mean of its divisors is an integer number (1691568).

Almost surely, 2^13481166 is an apocalyptic number.

13481166 is an abundant number, since it is smaller than the sum of its proper divisors (13583922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13481166 is a wasteful number, since it uses less digits than its factorization.

13481166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8567.

The product of its digits is 3456, while the sum is 30.

The square root of 13481166 is about 3671.6707368717. The cubic root of 13481166 is about 237.9993762194. Note that the first 3 decimals are identical.

Adding to 13481166 its reverse (66118431), we get a palindrome (79599597).

The spelling of 13481166 in words is "thirteen million, four hundred eighty-one thousand, one hundred sixty-six".