2106736109 has 8 divisors (see below), whose sum is σ = 2165153760. Its totient is φ = 2048746896.

The previous prime is 2106736091. The next prime is 2106736111. The reversal of 2106736109 is 9016376012.

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

It is a cyclic number.

It is not a de Polignac number, because 2106736109 - 2¹² = 2106732013 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 (2106732109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97127 + ... + 116820.

It is an arithmetic number, because the mean of its divisors is an integer number (270644220).

Almost surely, 2^2106736109 is an apocalyptic number.

It is an amenable number.

2106736109 is a deficient number, since it is larger than the sum of its proper divisors (58417651).

2106736109 is a wasteful number, since it uses less digits than its factorization.

2106736109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214219.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 2106736109 is about 45899.1950800883. The cubic root of 2106736109 is about 1281.9469291124.

The spelling of 2106736109 in words is "two billion, one hundred six million, seven hundred thirty-six thousand, one hundred nine".