383648539 has 2 divisors, whose sum is σ = 383648540. Its totient is φ = 383648538.

The previous prime is 383648491. The next prime is 383648543. The reversal of 383648539 is 935846383.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-383648539 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 383648492 and 383648501.

It is not a weakly prime, because it can be changed into another prime (383648549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191824269 + 191824270.

It is an arithmetic number, because the mean of its divisors is an integer number (191824270).

Almost surely, 2^383648539 is an apocalyptic number.

383648539 is a deficient number, since it is larger than the sum of its proper divisors (1).

383648539 is an equidigital number, since it uses as much as digits as its factorization.

383648539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1866240, while the sum is 49.

The square root of 383648539 is about 19586.9481798467. The cubic root of 383648539 is about 726.6264170068.

The spelling of 383648539 in words is "three hundred eighty-three million, six hundred forty-eight thousand, five hundred thirty-nine".