2113420193 has 2 divisors, whose sum is σ = 2113420194. Its totient is φ = 2113420192.

The previous prime is 2113420187. The next prime is 2113420271. The reversal of 2113420193 is 3910243112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1846163089 + 267257104 = 42967^2 + 16348^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113420193 - 2⁸ = 2113419937 is a prime.

It is not a weakly prime, because it can be changed into another prime (2113420163) 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 as a sum of consecutive naturals, namely, 1056710096 + 1056710097.

It is an arithmetic number, because the mean of its divisors is an integer number (1056710097).

Almost surely, 2^2113420193 is an apocalyptic number.

It is an amenable number.

2113420193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113420193 is an equidigital number, since it uses as much as digits as its factorization.

2113420193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2113420193 is about 45971.9500674052. The cubic root of 2113420193 is about 1283.3012507562.

The spelling of 2113420193 in words is "two billion, one hundred thirteen million, four hundred twenty thousand, one hundred ninety-three".