386104189 has 2 divisors, whose sum is σ = 386104190. Its totient is φ = 386104188.

The previous prime is 386104171. The next prime is 386104193. The reversal of 386104189 is 981401683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 293848164 + 92256025 = 17142^2 + 9605^2 .

It is a cyclic number.

It is not a de Polignac number, because 386104189 - 2⁵ = 386104157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (386104109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193052094 + 193052095.

It is an arithmetic number, because the mean of its divisors is an integer number (193052095).

Almost surely, 2^386104189 is an apocalyptic number.

It is an amenable number.

386104189 is a deficient number, since it is larger than the sum of its proper divisors (1).

386104189 is an equidigital number, since it uses as much as digits as its factorization.

386104189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 386104189 is about 19649.5340657228. The cubic root of 386104189 is about 728.1734463004.

The spelling of 386104189 in words is "three hundred eighty-six million, one hundred four thousand, one hundred eighty-nine".