2159683 has 4 divisors (see below), whose sum is σ = 2181168. Its totient is φ = 2138200.

The previous prime is 2159681. The next prime is 2159701. The reversal of 2159683 is 3869512.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2159683 - 2¹ = 2159681 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (2159681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10591 + ... + 10792.

It is an arithmetic number, because the mean of its divisors is an integer number (545292).

2^2159683 is an apocalyptic number.

2159683 is a deficient number, since it is larger than the sum of its proper divisors (21485).

2159683 is a wasteful number, since it uses less digits than its factorization.

2159683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21484.

The product of its digits is 12960, while the sum is 34.

The square root of 2159683 is about 1469.5859961227. The cubic root of 2159683 is about 129.2597574278.

The spelling of 2159683 in words is "two million, one hundred fifty-nine thousand, six hundred eighty-three".