13346021 has 8 divisors (see below), whose sum is σ = 14402304. Its totient is φ = 12294000.

The previous prime is 13346009. The next prime is 13346051. The reversal of 13346021 is 12064331.

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 13346021 - 2¹⁰ = 13344997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13345984 and 13346002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13346051) 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, 9080 + ... + 10446.

It is an arithmetic number, because the mean of its divisors is an integer number (1800288).

Almost surely, 2^13346021 is an apocalyptic number.

It is an amenable number.

13346021 is a deficient number, since it is larger than the sum of its proper divisors (1056283).

13346021 is a wasteful number, since it uses less digits than its factorization.

13346021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 13346021 is about 3653.2206339065. The cubic root of 13346021 is about 237.2014109156.

The spelling of 13346021 in words is "thirteen million, three hundred forty-six thousand, twenty-one".