381846383 has 2 divisors, whose sum is σ = 381846384. Its totient is φ = 381846382.

The previous prime is 381846379. The next prime is 381846433. The reversal of 381846383 is 383648183.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 381846383 - 2² = 381846379 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 (381846373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190923191 + 190923192.

It is an arithmetic number, because the mean of its divisors is an integer number (190923192).

Almost surely, 2^381846383 is an apocalyptic number.

381846383 is a deficient number, since it is larger than the sum of its proper divisors (1).

381846383 is an equidigital number, since it uses as much as digits as its factorization.

381846383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 44.

The square root of 381846383 is about 19540.8900257895. The cubic root of 381846383 is about 725.4868758177.

The spelling of 381846383 in words is "three hundred eighty-one million, eight hundred forty-six thousand, three hundred eighty-three".