194141807 has 2 divisors, whose sum is σ = 194141808. Its totient is φ = 194141806.

The previous prime is 194141767. The next prime is 194141953. The reversal of 194141807 is 708141491.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 194141807 - 2¹⁰ = 194140783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (194144807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97070903 + 97070904.

It is an arithmetic number, because the mean of its divisors is an integer number (97070904).

Almost surely, 2^194141807 is an apocalyptic number.

194141807 is a deficient number, since it is larger than the sum of its proper divisors (1).

194141807 is an equidigital number, since it uses as much as digits as its factorization.

194141807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 194141807 is about 13933.4779218973. The cubic root of 194141807 is about 579.0370535576.

The spelling of 194141807 in words is "one hundred ninety-four million, one hundred forty-one thousand, eight hundred seven".