383888383 has 2 divisors, whose sum is σ = 383888384. Its totient is φ = 383888382.

The previous prime is 383888347. The next prime is 383888389.

It is a happy number.

383888383 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-383888383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 383888383.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (383888389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191944191 + 191944192.

It is an arithmetic number, because the mean of its divisors is an integer number (191944192).

Almost surely, 2^383888383 is an apocalyptic number.

383888383 is a deficient number, since it is larger than the sum of its proper divisors (1).

383888383 is an equidigital number, since it uses as much as digits as its factorization.

383888383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2654208, while the sum is 52.

The square root of 383888383 is about 19593.0697696915. The cubic root of 383888383 is about 726.7778061593. Note that the first 3 decimals are identical.

The spelling of 383888383 in words is "three hundred eighty-three million, eight hundred eighty-eight thousand, three hundred eighty-three".