2080634109 has 4 divisors (see below), whose sum is σ = 2774178816. Its totient is φ = 1387089404.

The previous prime is 2080634107. The next prime is 2080634111. The reversal of 2080634109 is 9014360802.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2080634107) and next prime (2080634111).

It is a cyclic number.

It is not a de Polignac number, because 2080634109 - 2¹ = 2080634107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2080634109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2080634107) 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 3 ways as a sum of consecutive naturals, for example, 346772349 + ... + 346772354.

It is an arithmetic number, because the mean of its divisors is an integer number (693544704).

Almost surely, 2^2080634109 is an apocalyptic number.

It is an amenable number.

2080634109 is a deficient number, since it is larger than the sum of its proper divisors (693544707).

2080634109 is an equidigital number, since it uses as much as digits as its factorization.

2080634109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693544706.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 2080634109 is about 45613.9683540031. The cubic root of 2080634109 is about 1276.6305646505.

The spelling of 2080634109 in words is "two billion, eighty million, six hundred thirty-four thousand, one hundred nine".