13565941 has 8 divisors (see below), whose sum is σ = 14330624. Its totient is φ = 12821760.

The previous prime is 13565897. The next prime is 13565953. The reversal of 13565941 is 14956531.

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 13565941 - 2¹³ = 13557749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13565897 and 13565906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13565971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3756 + ... + 6421.

It is an arithmetic number, because the mean of its divisors is an integer number (1791328).

Almost surely, 2^13565941 is an apocalyptic number.

It is an amenable number.

13565941 is a deficient number, since it is larger than the sum of its proper divisors (764683).

13565941 is a wasteful number, since it uses less digits than its factorization.

13565941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10251.

The product of its digits is 16200, while the sum is 34.

The square root of 13565941 is about 3683.1971166366. The cubic root of 13565941 is about 238.4972127769.

The spelling of 13565941 in words is "thirteen million, five hundred sixty-five thousand, nine hundred forty-one".