194556119 has 2 divisors, whose sum is σ = 194556120. Its totient is φ = 194556118.

The previous prime is 194556113. The next prime is 194556121. The reversal of 194556119 is 911655491.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-194556119 is a prime.

It is a super-2 number, since 2×194556119² = 75704166880684322, which contains 22 as substring.

Together with 194556121, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (194556113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97278059 + 97278060.

It is an arithmetic number, because the mean of its divisors is an integer number (97278060).

Almost surely, 2^194556119 is an apocalyptic number.

194556119 is a deficient number, since it is larger than the sum of its proper divisors (1).

194556119 is an equidigital number, since it uses as much as digits as its factorization.

194556119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 41.

The square root of 194556119 is about 13948.3374995015. The cubic root of 194556119 is about 579.4486625591.

The spelling of 194556119 in words is "one hundred ninety-four million, five hundred fifty-six thousand, one hundred nineteen".