194937962113 has 2 divisors, whose sum is σ = 194937962114. Its totient is φ = 194937962112.

The previous prime is 194937962111. The next prime is 194937962189. The reversal of 194937962113 is 311269739491.

194937962113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105828547969 + 89109414144 = 325313^2 + 298512^2 .

It is a cyclic number.

It is not a de Polignac number, because 194937962113 - 2¹ = 194937962111 is a prime.

It is a super-3 number, since 3×194937962113³ (a number of 35 digits) contains 333 as substring.

Together with 194937962111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (194937962111) 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, 97468981056 + 97468981057.

It is an arithmetic number, because the mean of its divisors is an integer number (97468981057).

Almost surely, 2^194937962113 is an apocalyptic number.

It is an amenable number.

194937962113 is a deficient number, since it is larger than the sum of its proper divisors (1).

194937962113 is an equidigital number, since it uses as much as digits as its factorization.

194937962113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2204496, while the sum is 55.

The spelling of 194937962113 in words is "one hundred ninety-four billion, nine hundred thirty-seven million, nine hundred sixty-two thousand, one hundred thirteen".