2103329 has 4 divisors (see below), whose sum is σ = 2116884. Its totient is φ = 2089776.

The previous prime is 2103317. The next prime is 2103377. The reversal of 2103329 is 9233012.

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

It can be written as a sum of positive squares in 2 ways, for example, as 286225 + 1817104 = 535^2 + 1348^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103329 - 2¹⁶ = 2037793 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2103329.

It is not an unprimeable number, because it can be changed into a prime (2103389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6542 + ... + 6855.

It is an arithmetic number, because the mean of its divisors is an integer number (529221).

2^2103329 is an apocalyptic number.

It is an amenable number.

2103329 is a deficient number, since it is larger than the sum of its proper divisors (13555).

2103329 is a wasteful number, since it uses less digits than its factorization.

2103329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13554.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 2103329 is about 1450.2858338962. The cubic root of 2103329 is about 128.1255482031.

The spelling of 2103329 in words is "two million, one hundred three thousand, three hundred twenty-nine".