382843091 has 2 divisors, whose sum is σ = 382843092. Its totient is φ = 382843090.

The previous prime is 382843081. The next prime is 382843129. The reversal of 382843091 is 190348283.

It is an a-pointer prime, because the next prime (382843129) can be obtained adding 382843091 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-382843091 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (382843001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191421545 + 191421546.

It is an arithmetic number, because the mean of its divisors is an integer number (191421546).

Almost surely, 2^382843091 is an apocalyptic number.

382843091 is a deficient number, since it is larger than the sum of its proper divisors (1).

382843091 is an equidigital number, since it uses as much as digits as its factorization.

382843091 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 38.

The square root of 382843091 is about 19566.3765424260. The cubic root of 382843091 is about 726.1175573029.

The spelling of 382843091 in words is "three hundred eighty-two million, eight hundred forty-three thousand, ninety-one".