13166265 has 32 divisors (see below), whose sum is σ = 24733440. Its totient is φ = 5854464.

The previous prime is 13166249. The next prime is 13166269. The reversal of 13166265 is 56266131.

It is not a de Polignac number, because 13166265 - 2⁴ = 13166249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13166269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2191 + ... + 5579.

It is an arithmetic number, because the mean of its divisors is an integer number (772920).

Almost surely, 2^13166265 is an apocalyptic number.

13166265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13166265 is a deficient number, since it is larger than the sum of its proper divisors (11567175).

13166265 is a wasteful number, since it uses less digits than its factorization.

13166265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3441.

The product of its digits is 6480, while the sum is 30.

The square root of 13166265 is about 3628.5348282744. The cubic root of 13166265 is about 236.1316475589.

It can be divided in two parts, 13166 and 265, that added together give a palindrome (13431).

The spelling of 13166265 in words is "thirteen million, one hundred sixty-six thousand, two hundred sixty-five".