384778483 has 2 divisors, whose sum is σ = 384778484. Its totient is φ = 384778482.

The previous prime is 384778453. The next prime is 384778489. The reversal of 384778483 is 384877483.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 384778483 - 2⁵ = 384778451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 384778483.

It is not a weakly prime, because it can be changed into another prime (384778489) 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, 192389241 + 192389242.

It is an arithmetic number, because the mean of its divisors is an integer number (192389242).

Almost surely, 2^384778483 is an apocalyptic number.

384778483 is a deficient number, since it is larger than the sum of its proper divisors (1).

384778483 is an equidigital number, since it uses as much as digits as its factorization.

384778483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3612672, while the sum is 52.

The square root of 384778483 is about 19615.7712823126. The cubic root of 384778483 is about 727.3390852676.

The spelling of 384778483 in words is "three hundred eighty-four million, seven hundred seventy-eight thousand, four hundred eighty-three".