14155903 has 2 divisors, whose sum is σ = 14155904. Its totient is φ = 14155902.

The previous prime is 14155891. The next prime is 14155907. The reversal of 14155903 is 30955141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14155903 - 2⁹ = 14155391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14155907) 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, 7077951 + 7077952.

It is an arithmetic number, because the mean of its divisors is an integer number (7077952).

Almost surely, 2^14155903 is an apocalyptic number.

14155903 is a deficient number, since it is larger than the sum of its proper divisors (1).

14155903 is an equidigital number, since it uses as much as digits as its factorization.

14155903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 14155903 is about 3762.4331223292. The cubic root of 14155903 is about 241.9055650024.

The spelling of 14155903 in words is "fourteen million, one hundred fifty-five thousand, nine hundred three".