860194147 has 2 divisors, whose sum is σ = 860194148. Its totient is φ = 860194146.

The previous prime is 860194129. The next prime is 860194177. The reversal of 860194147 is 741491068.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 860194147 - 2¹⁹ = 859669859 is a prime.

It is not a weakly prime, because it can be changed into another prime (860194117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430097073 + 430097074.

It is an arithmetic number, because the mean of its divisors is an integer number (430097074).

Almost surely, 2^860194147 is an apocalyptic number.

860194147 is a deficient number, since it is larger than the sum of its proper divisors (1).

860194147 is an equidigital number, since it uses as much as digits as its factorization.

860194147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 860194147 is about 29329.0665893069. The cubic root of 860194147 is about 951.0400970414.

The spelling of 860194147 in words is "eight hundred sixty million, one hundred ninety-four thousand, one hundred forty-seven".