13802003 has 2 divisors, whose sum is σ = 13802004. Its totient is φ = 13802002.

The previous prime is 13801993. The next prime is 13802051. The reversal of 13802003 is 30020831.

It is a weak prime.

It is an emirp because it is prime and its reverse (30020831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13802003 - 2⁶ = 13801939 is a prime.

It is not a weakly prime, because it can be changed into another prime (13802053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6901001 + 6901002.

It is an arithmetic number, because the mean of its divisors is an integer number (6901002).

Almost surely, 2^13802003 is an apocalyptic number.

13802003 is a deficient number, since it is larger than the sum of its proper divisors (1).

13802003 is an equidigital number, since it uses as much as digits as its factorization.

13802003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 13802003 is about 3715.1047091569. The cubic root of 13802003 is about 239.8726349672.

Adding to 13802003 its reverse (30020831), we get a palindrome (43822834).

The spelling of 13802003 in words is "thirteen million, eight hundred two thousand, three".