194064671 has 2 divisors, whose sum is σ = 194064672. Its totient is φ = 194064670.

The previous prime is 194064631. The next prime is 194064677. The reversal of 194064671 is 176460491.

It is a happy number.

194064671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 194064671 - 2¹⁰ = 194063647 is a prime.

It is a super-2 number, since 2×194064671² = 75322193060676482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (194064677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97032335 + 97032336.

It is an arithmetic number, because the mean of its divisors is an integer number (97032336).

Almost surely, 2^194064671 is an apocalyptic number.

194064671 is a deficient number, since it is larger than the sum of its proper divisors (1).

194064671 is an equidigital number, since it uses as much as digits as its factorization.

194064671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 194064671 is about 13930.7096373444. The cubic root of 194064671 is about 578.9603561519.

The spelling of 194064671 in words is "one hundred ninety-four million, sixty-four thousand, six hundred seventy-one".