2100859329 has 16 divisors (see below), whose sum is σ = 2835086400. Its totient is φ = 1383630336.

The previous prime is 2100859309. The next prime is 2100859331. The reversal of 2100859329 is 9239580012.

It is not a de Polignac number, because 2100859329 - 2¹¹ = 2100857281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2100859309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386857 + ... + 392249.

It is an arithmetic number, because the mean of its divisors is an integer number (177192900).

Almost surely, 2^2100859329 is an apocalyptic number.

It is an amenable number.

2100859329 is a deficient number, since it is larger than the sum of its proper divisors (734227071).

2100859329 is a wasteful number, since it uses less digits than its factorization.

2100859329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6944.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 2100859329 is about 45835.1320386448. The cubic root of 2100859329 is about 1280.7538139948.

The spelling of 2100859329 in words is "two billion, one hundred million, eight hundred fifty-nine thousand, three hundred twenty-nine".