384138603 has 12 divisors (see below), whose sum is σ = 560255280. Its totient is φ = 253605456.

The previous prime is 384138583. The next prime is 384138619. The reversal of 384138603 is 306831483.

It is a happy number.

384138603 is a `hidden beast` number, since 3 + 8 + 41 + 3 + 8 + 603 = 666.

It is not a de Polignac number, because 384138603 - 2⁹ = 384138091 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (384131603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206268 + ... + 208121.

It is an arithmetic number, because the mean of its divisors is an integer number (46687940).

Almost surely, 2^384138603 is an apocalyptic number.

384138603 is a deficient number, since it is larger than the sum of its proper divisors (176116677).

384138603 is a wasteful number, since it uses less digits than its factorization.

384138603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414498 (or 414495 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 384138603 is about 19599.4541505625. The cubic root of 384138603 is about 726.9356774347.

The spelling of 384138603 in words is "three hundred eighty-four million, one hundred thirty-eight thousand, six hundred three".