10683921 has 8 divisors (see below), whose sum is σ = 14268160. Its totient is φ = 7111152.

The previous prime is 10683917. The next prime is 10683923. The reversal of 10683921 is 12938601.

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

It is not a de Polignac number, because 10683921 - 2² = 10683917 is a prime.

It is a super-2 number, since 2×10683921² = 228292335868482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10683923) 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, 385 + ... + 4638.

It is an arithmetic number, because the mean of its divisors is an integer number (1783520).

Almost surely, 2^10683921 is an apocalyptic number.

It is an amenable number.

10683921 is a deficient number, since it is larger than the sum of its proper divisors (3584239).

10683921 is an equidigital number, since it uses as much as digits as its factorization.

10683921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5735.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 10683921 is about 3268.6267758800. The cubic root of 10683921 is about 220.2471121377.

The spelling of 10683921 in words is "ten million, six hundred eighty-three thousand, nine hundred twenty-one".