383963 has 2 divisors, whose sum is σ = 383964. Its totient is φ = 383962.

The previous prime is 383951. The next prime is 383969. The reversal of 383963 is 369383.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 383963 - 2¹⁰ = 382939 is a prime.

It is not a weakly prime, because it can be changed into another prime (383969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191981 + 191982.

It is an arithmetic number, because the mean of its divisors is an integer number (191982).

2³⁸³⁹⁶³ is an apocalyptic number.

383963 is a deficient number, since it is larger than the sum of its proper divisors (1).

383963 is an equidigital number, since it uses as much as digits as its factorization.

383963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 32.

The square root of 383963 is about 619.6474804274. The cubic root of 383963 is about 72.6824891431.

The spelling of 383963 in words is "three hundred eighty-three thousand, nine hundred sixty-three".