2199113849 has 2 divisors, whose sum is σ = 2199113850. Its totient is φ = 2199113848.

The previous prime is 2199113837. The next prime is 2199113921. The reversal of 2199113849 is 9483119912.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2187245824 + 11868025 = 46768^2 + 3445^2 .

It is a cyclic number.

It is not a de Polignac number, because 2199113849 - 2²⁰ = 2198065273 is a prime.

It is a super-2 number, since 2×2199113849² = 9672203441727189602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2199113809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099556924 + 1099556925.

It is an arithmetic number, because the mean of its divisors is an integer number (1099556925).

Almost surely, 2^2199113849 is an apocalyptic number.

It is an amenable number.

2199113849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2199113849 is an equidigital number, since it uses as much as digits as its factorization.

2199113849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 47.

The square root of 2199113849 is about 46894.7102453997. The cubic root of 2199113849 is about 1300.4167990954.

The spelling of 2199113849 in words is "two billion, one hundred ninety-nine million, one hundred thirteen thousand, eight hundred forty-nine".