13686801 has 8 divisors (see below), whose sum is σ = 18278880. Its totient is φ = 9109632.

The previous prime is 13686787. The next prime is 13686809. The reversal of 13686801 is 10868631.

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

It is not a de Polignac number, because 13686801 - 2⁵ = 13686769 is a prime.

It is a super-2 number, since 2×13686801² = 374657043227202, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13686809) 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, 1371 + ... + 5408.

It is an arithmetic number, because the mean of its divisors is an integer number (2284860).

Almost surely, 2^13686801 is an apocalyptic number.

It is an amenable number.

13686801 is a deficient number, since it is larger than the sum of its proper divisors (4592079).

13686801 is an equidigital number, since it uses as much as digits as its factorization.

13686801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7455.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 13686801 is about 3699.5676774456. The cubic root of 13686801 is about 239.2033830705.

The spelling of 13686801 in words is "thirteen million, six hundred eighty-six thousand, eight hundred one".