386144111 has 2 divisors, whose sum is σ = 386144112. Its totient is φ = 386144110.

The previous prime is 386144107. The next prime is 386144123. The reversal of 386144111 is 111441683.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 386144111 - 2² = 386144107 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 (386144611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193072055 + 193072056.

It is an arithmetic number, because the mean of its divisors is an integer number (193072056).

Almost surely, 2^386144111 is an apocalyptic number.

386144111 is a deficient number, since it is larger than the sum of its proper divisors (1).

386144111 is an equidigital number, since it uses as much as digits as its factorization.

386144111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 29.

The square root of 386144111 is about 19650.5498905247. The cubic root of 386144111 is about 728.1985424094.

Adding to 386144111 its reverse (111441683), we get a palindrome (497585794).

The spelling of 386144111 in words is "three hundred eighty-six million, one hundred forty-four thousand, one hundred eleven".