384830143 has 2 divisors, whose sum is σ = 384830144. Its totient is φ = 384830142.

The previous prime is 384830077. The next prime is 384830167. The reversal of 384830143 is 341038483.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 384830143 - 2⁹ = 384829631 is a prime.

It is a super-2 number, since 2×384830143² = 296188477922800898, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 384830099 and 384830108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (384830183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192415071 + 192415072.

It is an arithmetic number, because the mean of its divisors is an integer number (192415072).

Almost surely, 2^384830143 is an apocalyptic number.

384830143 is a deficient number, since it is larger than the sum of its proper divisors (1).

384830143 is an equidigital number, since it uses as much as digits as its factorization.

384830143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 384830143 is about 19617.0880356897. The cubic root of 384830143 is about 727.3716344332.

The spelling of 384830143 in words is "three hundred eighty-four million, eight hundred thirty thousand, one hundred forty-three".