194514071 has 2 divisors, whose sum is σ = 194514072. Its totient is φ = 194514070.

The previous prime is 194514043. The next prime is 194514079. The reversal of 194514071 is 170415491.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 194514071 - 2⁶ = 194514007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (194514079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97257035 + 97257036.

It is an arithmetic number, because the mean of its divisors is an integer number (97257036).

Almost surely, 2^194514071 is an apocalyptic number.

194514071 is a deficient number, since it is larger than the sum of its proper divisors (1).

194514071 is an equidigital number, since it uses as much as digits as its factorization.

194514071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 194514071 is about 13946.8301416487. The cubic root of 194514071 is about 579.4069155421.

The spelling of 194514071 in words is "one hundred ninety-four million, five hundred fourteen thousand, seventy-one".