13368641 has 8 divisors (see below), whose sum is σ = 15705984. Its totient is φ = 11218320.

The previous prime is 13368631. The next prime is 13368653. The reversal of 13368641 is 14686331.

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 13368641 - 2¹⁴ = 13352257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13368598 and 13368607.

It is not an unprimeable number, because it can be changed into a prime (13368631) 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, 46601 + ... + 46886.

It is an arithmetic number, because the mean of its divisors is an integer number (1963248).

Almost surely, 2^13368641 is an apocalyptic number.

13368641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13368641 is a deficient number, since it is larger than the sum of its proper divisors (2337343).

13368641 is a wasteful number, since it uses less digits than its factorization.

13368641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93511.

The product of its digits is 10368, while the sum is 32.

The square root of 13368641 is about 3656.3152216405. The cubic root of 13368641 is about 237.3353451537.

The spelling of 13368641 in words is "thirteen million, three hundred sixty-eight thousand, six hundred forty-one".