386144123 has 2 divisors, whose sum is σ = 386144124. Its totient is φ = 386144122.

The previous prime is 386144111. The next prime is 386144189. The reversal of 386144123 is 321441683.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 386144123 - 2⁴ = 386144107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 386144123.

It is not a weakly prime, because it can be changed into another prime (386144023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193072061 + 193072062.

It is an arithmetic number, because the mean of its divisors is an integer number (193072062).

Almost surely, 2^386144123 is an apocalyptic number.

386144123 is a deficient number, since it is larger than the sum of its proper divisors (1).

386144123 is an equidigital number, since it uses as much as digits as its factorization.

386144123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 32.

The square root of 386144123 is about 19650.5501958597. The cubic root of 386144123 is about 728.1985499527.

The spelling of 386144123 in words is "three hundred eighty-six million, one hundred forty-four thousand, one hundred twenty-three".