13883839 has 2 divisors, whose sum is σ = 13883840. Its totient is φ = 13883838.

The previous prime is 13883833. The next prime is 13883861. The reversal of 13883839 is 93838831.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13883839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13883795 and 13883804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13883833) 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, 6941919 + 6941920.

It is an arithmetic number, because the mean of its divisors is an integer number (6941920).

Almost surely, 2^13883839 is an apocalyptic number.

13883839 is a deficient number, since it is larger than the sum of its proper divisors (1).

13883839 is an equidigital number, since it uses as much as digits as its factorization.

13883839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 43.

The square root of 13883839 is about 3726.1023872137. The cubic root of 13883839 is about 240.3457920527.

The spelling of 13883839 in words is "thirteen million, eight hundred eighty-three thousand, eight hundred thirty-nine".