13793903 has 4 divisors (see below), whose sum is σ = 13865568. Its totient is φ = 13722240.

The previous prime is 13793891. The next prime is 13793909. The reversal of 13793903 is 30939731.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13793903 - 2⁴ = 13793887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13793909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35543 + ... + 35928.

It is an arithmetic number, because the mean of its divisors is an integer number (3466392).

Almost surely, 2^13793903 is an apocalyptic number.

13793903 is a deficient number, since it is larger than the sum of its proper divisors (71665).

13793903 is an equidigital number, since it uses as much as digits as its factorization.

13793903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71664.

The product of its (nonzero) digits is 15309, while the sum is 35.

The square root of 13793903 is about 3714.0144049263. The cubic root of 13793903 is about 239.8257009930.

The spelling of 13793903 in words is "thirteen million, seven hundred ninety-three thousand, nine hundred three".