194719027 has 2 divisors, whose sum is σ = 194719028. Its totient is φ = 194719026.

The previous prime is 194719013. The next prime is 194719099. The reversal of 194719027 is 720917491.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 194719027 - 2⁷ = 194718899 is a prime.

It is not a weakly prime, because it can be changed into another prime (194729027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97359513 + 97359514.

It is an arithmetic number, because the mean of its divisors is an integer number (97359514).

Almost surely, 2^194719027 is an apocalyptic number.

194719027 is a deficient number, since it is larger than the sum of its proper divisors (1).

194719027 is an equidigital number, since it uses as much as digits as its factorization.

194719027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 40.

The square root of 194719027 is about 13954.1759699382. The cubic root of 194719027 is about 579.6103476782.

The spelling of 194719027 in words is "one hundred ninety-four million, seven hundred nineteen thousand, twenty-seven".