2193115160849 has 2 divisors, whose sum is σ = 2193115160850. Its totient is φ = 2193115160848.

The previous prime is 2193115160833. The next prime is 2193115160857. The reversal of 2193115160849 is 9480615113912.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1879111831249 + 314003329600 = 1370807^2 + 560360^2 .

It is a cyclic number.

It is not a de Polignac number, because 2193115160849 - 2⁴ = 2193115160833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2193115160797 and 2193115160806.

It is not a weakly prime, because it can be changed into another prime (2193115160869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1096557580424 + 1096557580425.

It is an arithmetic number, because the mean of its divisors is an integer number (1096557580425).

Almost surely, 2^{2193115160849} is an apocalyptic number.

It is an amenable number.

2193115160849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2193115160849 is an equidigital number, since it uses as much as digits as its factorization.

2193115160849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 50.

The spelling of 2193115160849 in words is "two trillion, one hundred ninety-three billion, one hundred fifteen million, one hundred sixty thousand, eight hundred forty-nine".