2101329 has 16 divisors (see below), whose sum is σ = 3136000. Its totient is φ = 1390608.

The previous prime is 2101327. The next prime is 2101357. The reversal of 2101329 is 9231012.

It is a happy number.

It is not a de Polignac number, because 2101329 - 2¹ = 2101327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101327) 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 15 ways as a sum of consecutive naturals, for example, 5847 + ... + 6195.

It is an arithmetic number, because the mean of its divisors is an integer number (196000).

2^2101329 is an apocalyptic number.

It is an amenable number.

2101329 is a deficient number, since it is larger than the sum of its proper divisors (1034671).

2101329 is a wasteful number, since it uses less digits than its factorization.

2101329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581 (or 575 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 2101329 is about 1449.5961506571. The cubic root of 2101329 is about 128.0849249244.

The spelling of 2101329 in words is "two million, one hundred one thousand, three hundred twenty-nine".