194109607 has 2 divisors, whose sum is σ = 194109608. Its totient is φ = 194109606.

The previous prime is 194109599. The next prime is 194109613. The reversal of 194109607 is 706901491.

194109607 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 194109607 - 2³ = 194109599 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (194109637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97054803 + 97054804.

It is an arithmetic number, because the mean of its divisors is an integer number (97054804).

Almost surely, 2^194109607 is an apocalyptic number.

194109607 is a deficient number, since it is larger than the sum of its proper divisors (1).

194109607 is an equidigital number, since it uses as much as digits as its factorization.

194109607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 194109607 is about 13932.3223835798. The cubic root of 194109607 is about 579.0050391170.

The spelling of 194109607 in words is "one hundred ninety-four million, one hundred nine thousand, six hundred seven".