2097100879 has 4 divisors (see below), whose sum is σ = 2097475576. Its totient is φ = 2096726184.

The previous prime is 2097100861. The next prime is 2097100903. The reversal of 2097100879 is 9780017902.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2097100879 - 2¹⁹ = 2096576591 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 (2097100079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178824 + ... + 190189.

It is an arithmetic number, because the mean of its divisors is an integer number (524368894).

Almost surely, 2^2097100879 is an apocalyptic number.

2097100879 is a deficient number, since it is larger than the sum of its proper divisors (374697).

2097100879 is an equidigital number, since it uses as much as digits as its factorization.

2097100879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374696.

The product of its (nonzero) digits is 63504, while the sum is 43.

The square root of 2097100879 is about 45794.1140213456. The cubic root of 2097100879 is about 1279.9895993214.

The spelling of 2097100879 in words is "two billion, ninety-seven million, one hundred thousand, eight hundred seventy-nine".