384149203 has 2 divisors, whose sum is σ = 384149204. Its totient is φ = 384149202.

The previous prime is 384149191. The next prime is 384149209. The reversal of 384149203 is 302941483.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 384149203 - 2²⁵ = 350594771 is a prime.

It is a super-2 number, since 2×384149203² = 295141220331070418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (384149209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192074601 + 192074602.

It is an arithmetic number, because the mean of its divisors is an integer number (192074602).

Almost surely, 2^384149203 is an apocalyptic number.

384149203 is a deficient number, since it is larger than the sum of its proper divisors (1).

384149203 is an equidigital number, since it uses as much as digits as its factorization.

384149203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 384149203 is about 19599.7245643912. The cubic root of 384149203 is about 726.9423637776.

The spelling of 384149203 in words is "three hundred eighty-four million, one hundred forty-nine thousand, two hundred three".