13166965 has 8 divisors (see below), whose sum is σ = 18057600. Its totient is φ = 9028752.

The previous prime is 13166963. The next prime is 13166983. The reversal of 13166965 is 56966131.

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

It is a cyclic number.

It is not a de Polignac number, because 13166965 - 2¹ = 13166963 is a prime.

It is a super-2 number, since 2×13166965² = 346737934622450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13166963) 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 7 ways as a sum of consecutive naturals, for example, 188065 + ... + 188134.

It is an arithmetic number, because the mean of its divisors is an integer number (2257200).

Almost surely, 2^13166965 is an apocalyptic number.

It is an amenable number.

13166965 is a deficient number, since it is larger than the sum of its proper divisors (4890635).

13166965 is an equidigital number, since it uses as much as digits as its factorization.

13166965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376211.

The product of its digits is 29160, while the sum is 37.

The square root of 13166965 is about 3628.6312846582. The cubic root of 13166965 is about 236.1358322238.

It can be divided in two parts, 1316 and 6965, that added together give a square (8281 = 91²).

The spelling of 13166965 in words is "thirteen million, one hundred sixty-six thousand, nine hundred sixty-five".