2089831099 has 2 divisors, whose sum is σ = 2089831100. Its totient is φ = 2089831098.

The previous prime is 2089831087. The next prime is 2089831123. The reversal of 2089831099 is 9901389802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2089831099 - 2⁷ = 2089830971 is a prime.

It is not a weakly prime, because it can be changed into another prime (2089831039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044915549 + 1044915550.

It is an arithmetic number, because the mean of its divisors is an integer number (1044915550).

Almost surely, 2^2089831099 is an apocalyptic number.

2089831099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2089831099 is an equidigital number, since it uses as much as digits as its factorization.

2089831099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 49.

The square root of 2089831099 is about 45714.6705008359. The cubic root of 2089831099 is about 1278.5088223573.

The spelling of 2089831099 in words is "two billion, eighty-nine million, eight hundred thirty-one thousand, ninety-nine".