2106435289 has 8 divisors (see below), whose sum is σ = 2512022400. Its totient is φ = 1727015136.

The previous prime is 2106435283. The next prime is 2106435293. The reversal of 2106435289 is 9825346012.

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

It is not a de Polignac number, because 2106435289 - 2⁵ = 2106435257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2106435283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6541564 + ... + 6541885.

It is an arithmetic number, because the mean of its divisors is an integer number (314002800).

Almost surely, 2^2106435289 is an apocalyptic number.

It is an amenable number.

2106435289 is a deficient number, since it is larger than the sum of its proper divisors (405587111).

2106435289 is a wasteful number, since it uses less digits than its factorization.

2106435289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13083479.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 2106435289 is about 45895.9179993167. The cubic root of 2106435289 is about 1281.8859099796.

The spelling of 2106435289 in words is "two billion, one hundred six million, four hundred thirty-five thousand, two hundred eighty-nine".