13869203 has 2 divisors, whose sum is σ = 13869204. Its totient is φ = 13869202.

The previous prime is 13869187. The next prime is 13869209. The reversal of 13869203 is 30296831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13869203 - 2⁴ = 13869187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13869203.

It is not a weakly prime, because it can be changed into another prime (13869209) 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, 6934601 + 6934602.

It is an arithmetic number, because the mean of its divisors is an integer number (6934602).

Almost surely, 2^13869203 is an apocalyptic number.

13869203 is a deficient number, since it is larger than the sum of its proper divisors (1).

13869203 is an equidigital number, since it uses as much as digits as its factorization.

13869203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 13869203 is about 3724.1378868135. The cubic root of 13869203 is about 240.2613068267.

The spelling of 13869203 in words is "thirteen million, eight hundred sixty-nine thousand, two hundred three".